APA Style
Freedman, Bill. (1989).
Environmental Ecology .
:
Academic Press, Inc.
Chicago Style
Freedman, Bill.
Environmental Ecology.
:
Academic Press, Inc,
1989.
Text.
MLA Style
Freedman, Bill.
Environmental Ecology.
:
Academic Press, Inc,
1989.
Text.
Turabian Style
Freedman, Bill.
Environmental Ecology.
:
Academic Press, Inc,
1989.
Print.