Cunningham, William P. Environmental Encyclopedia. Detroit: Gale Research International Limited, 1994.
Regan, Tom. Environmental Philosophy. Animal Rights,
Human Wrongs. Englewood Cliffs: Prentice Hall, 1993.Anthropocentrism
Attfield, Robin. Environment Philosophy: Principles and Prospects. Brookfield: Ashgate Publishing Limited, 1994.
Jeryan, Christine B. Environmental Encyclopedia. Environmental Ethics. Detroit: Gale Research International Limited, 1994.
Biocentrism
Attfield, Robin. Environment Philosophy: Principles and Prospects
. Brookfield: Ashgate Publishing Limited, 1994.
Jeryan, Christine B. Environmental Encyclopedia. Environmental Ethics. Detroit: Gale Research International Limited, 1994.
Bioregionalism
Klyza, Christopher McGrory. Environmental Encyclopedia. Bioregionalism. Detroit: Gale Research International Limited, 1994.
Christianity's Impact on the Environment
Attfield, Robin.
Environment Philosophy: Principles and Prospects. Brookfield: Ashgate Publishing Limited, 1994.
Deep Ecology
Ball, Terence. Environmental Encyclopedia. Deep Ecology. Detroit: Gale Research International Limited, 1994.
Ecofeminism
Causey Ann S. Environmental Encyclopedia. Ecofeminism. Detroit: Gale Research International Limited, 1994.
Warren, Karen J.. Environmental Philosophy
. Introduction to Ecofeminism. Englewood Cliffs: Prentice Hall, 1993.
Ecojustice
Biskowski, Lawrence J. Environmental Encyclopedia. Ecojustice. Detroit: Gale Research International Limited, 1994.
Environmentalism
Ball, Terence. Environmental Encyclopedia. Environmentalism. Detroit: Gale Research International Limited, 1994.
Holism
Young, Gerald L.
Environmental Encyclopedia. Holistic Approach. Detroit: Gale Research International Limited, 1994.
Intrinsic Value
Dagger, Richard K.. Environmental Encyclopedia. Utilitarianism. Detroit: Gale Research International Limited, 1994.
Environmental Encyclopedia. Intrinsic Value. Detroit: Gale Research International Limited, 1994.
Social Ecology
Young, Gerald L.
Environmental Encyclopedia. Social Ecology. Detroit: Gale Research International Limited, 1994.
The Greater Value Assumption
Attfield, Robin. Environment Philosophy: Principles and Prospects. Brookfield: Ashgate Publishing Limited, 1994.
Jeryan, Christine B. Environmental Encyclopedia. Environmental Ethics. Detroit: Gale Research International Limited, 1994.
The Sole Value Assumption
Attfield, Robin. Environment Philosophy: Principles and Prospects. Brookfield: Ashgate Publishing Limited, 1994.
Jeryan, Christine B. Environmental Encyclopedia. Environmental Ethics. Detroit: Gale Research International Limited, 1994.
Utilitarianism
Dagger, Richard K. Environmental Encyclopedia. Utilitarianism. Detroit: Gale Research International Limited, 1994.
