Digital library
Textbooks, references and open learning resources.

External
ECN-1050: Principles of Microeconomics
Prince George's Community College
In the contents: 11.04: Regulating Natural Monopolies

External
Calculus - Early Transcendentals
LibreTexts · LibreTexts
In the contents: 3.07: Rates of Change in the Natural and Social Sciences

External
Essentials of Linguistics 2e
Catherine Anderson, Bronwyn Bjorkman, Derek Denis, Julianne Doner, Margaret Grant, Nathan Sanders, and Ai Taniguchi · McMaster University
In the contents: 4.02: Phonotactics and natural classes

External
Explorations Lab and Activities Manual
Explorations · LibreTexts
In the contents: 4.01: Natural Selection Lab · 4.02: Natural Selection Lab (Worksheet)

External
Principles of Managerial Economics
LibreTexts · LibreTexts
In the contents: 8.05: Natural Monopoly

External
Introduction to Anthropology
OpenStax · LibreTexts
In the contents: 2.03: Conservation and Naturalism

External
Cultivating Possibilities through Literacy 2e
Delaware County Community College
In the contents: 04: Questioning Naturalized Views · 4.01: 4.1 Questioning Naturalized Views- An Introduction

External
Fundamentals of Atmospheric Science
William Brune · The Pennsylvania State University
In the contents: 10.09: Natural coordinates are better horizontal coordinates.

External
Applied Developmental Systems Science
Skinner, Kindermann, & Roeser · Portland State University
In the contents: 05: Naturalistic Designs and Causal Inferences · 5.01: Naturalistic Designs and Causal Inferences · 5.04: Adding Time to the Design of Naturalistic Studies

External
Microeconomics 1e
Martin Medeiros · Chabot College
In the contents: 10.02: Natural Monopoly

External
Soils: A Practical Guide for Organic Farmers and Gardeners
Valerie Dantoin · Northeast Wisconsin Technical College
In the contents: 1.03: Naturally-Made Soil · 4.1.02: Organic Matter And Natural Cycles · 4.2.01: Natural Factors Affecting Soil Organic Matter

External
Essentials of Linguistics
Catherine Anderson · McMaster University
In the contents: 4.05: Natural Classes

External
World Geography A/B
Nina Sprouse · Mizzou Academy
In the contents: 9.02: Natural Hazards in East and Southeast Asia

External
OERI Contemporary World Geographies
Aline Gregorio, Jason Scogtt, Nazanin Naaghi, Waverly Ray · OERI
In the contents: 3.01: Africa's Natural Environments · 4.01: The Natural Environment · 5.01: Natural Environments

External
Changing Society
Aimee Samara Krouskop, Ben Cushing, Kimberly Puttman, and Avery Temple · Open Oregon
In the contents: 2.05: Society and the Natural Environment

External
Introduction to Microeconomic Principles
Ravjeet Singh · De Anza College
In the contents: 9.03: Regulating Natural Monopolies

External
Environmental Science 101
Jason Hlebakos · Mt. San Jacinto College
In the contents: 1.02: Science as a Way of Understanding the Natural World

External
Principles of Microeconomics 3e
OpenStax · LibreTexts
In the contents: 1.12.04: Regulating Natural Monopolies

External
Principles of Economics Volume 1
LibreTexts · LibreTexts
In the contents: 13: Interest Rates and the Markets for Capital and Natural Resources · 13.3: Natural Resources and Conservation

External
Sociology
Boundless · LibreTexts
In the contents: 1.1D: Sociology and the Social Sciences · 14.2A: Magic and Supernaturalism · 21.2G: Natural Cycles