Digital library
Textbooks, references and open learning resources.

External
Introduction to Arabic
Hana Kassas et al. · Grossmont College
In the contents: 8.04: The Arabic Definite Article ()

External
Precalculus
Carl Stitz & Jeff Zeager · Lakeland Community College & Lorain County Community College
In the contents: 1.01: Sets of Real Numbers and the Cartesian Coordinate Plane · 8.06: Partial Fraction Decomposition

External
Physical Chemistry for the Biosciences
LibreTexts Textmap
In the contents: 5.02: Partial Molar Quantities · 11.08: Particle in a One-Dimensional Box

External
Mineralogy
Dexter Perkins et al. · University of North Dakota
In the contents: 3.5.02: Cleavage Fracture and Parting · 6.7.01: Silicic Igneous Rocks (20 Quartz) · 6.7.02: Mafic and Intermediate Igneous Rocks (0 to 20 Quartz)

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Business Communication for Success
LibreTexts
In the contents: 6.03: Creating a References Section (Part 1) · 6.04: Creating a References Section (Part 2)

External
Socialism, Capitalism and Alternatives
Peter J. S. Duncan and Elisabeth Schimpfössl · UCL Press
In the contents: 2: Part I - Capitalism in Action · 3: Part II - China Today and as a Future Alternative · 7: China's emerging liberal partnership order and Russian and US responses - Evidence from the Belt and Road Initiative in Eurasia

External
Inorganic Chemistry
Haas et al. · Duke University
In the contents: 2.1.02: Discovery of Subatomic Particles and the Bohr Atom · 2.02: The Schrodinger equation particle in a box and atomic wavefunctions · 2.2.01: Particle in a Box

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The Process of Research Writing
Steven D. Krause · Eastern Michigan University
In the contents: 3.03: Accessing an Article · 8.02: Starting with a Close Reading · 10.03: Charting Your Categories

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Dental Assistant Professionalism
Jami Van Enkevort · Northeast Wisconsin Technical College
In the contents: 3.04: Showcasing Your Artifacts- Show and Tell What You Know

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Mastering Public Relations
Anonymous · LibreTexts
In the contents: 7.04: Case- Building a Corporate Headquarters in a Prestigious Neighborhood

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ESOL Intermediate Grammar
Allyson Marceau · San Jacinto College
In the contents: 4.08: Articles · 7.02: Participles as Adjectives

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Basic Khmer
Vathanak Sok · Michigan State University
In the contents: 4.05: Conversation- What time does your Khmer class start

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Science and Everyday Application (IDEA OER)
Alexandria Cartoscelli · Los Rios Community College District
In the contents: 5.07: Lipid Recommendations and Heart Health · 9.01: Introduction to Vitamins and Minerals Part 2

External
SOC 321: Race, Ethnicity, and Inequality in the United States (Tyler Elston)
SOC 321: Race, Ethnicity, and Inequality in the United States · Tyler Elston
This course examines the inequities experienced by racial and ethnic groups in the United States. Emphasis is placed on assimilation models to illustrate conventional thinking centering on the processes of becoming part of American society.

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Animals & Ethics 101 - Thinking Critically About Animal Rights
Nathan Nobis · Morehouse College
In the contents: 3.02: General Theories and Particular Cases · 4.02: General Theories and Particular Cases

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Visual Statistics Use R!
Alexey Shipunov · Minot State University
In the contents: 1.6.3.06: How to start with R · 1.6.9.1.01: Starting...

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Introduction to Business
Gifford · HACC Central Pennsylvania's Community College
In the contents: 4.05: Ready Set Start Your Own Business · 5.03: Partnerships- Sharing the Load · 6.04: Graphical Tools- PERT and Gantt Charts

External
Chemistry 231 and 232: Kenyon College
Getzler, Hofferberth, and Hunsen · Kenyon College
In the contents: 13.10: Ethyne as an Industrial Starting Material

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Restaurant Design: Concept to Customer (Thibodeaux)
William R. Thibodeaux · Chef John Folse Culinary Institute at Nicholls State University
In the contents: 1.03: Smart growth Emphasis on Sustainability

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Contemporary Mathematics
OpenStax · OpenStax
In the contents: 13.01: Math and Art