Penggayaan APA
Ethics of environment and development :. (1990).
London:
Belhaven Press.
Chicago Style
Ethics of environment and development :.
.
London:
Belhaven Press,
1990.
Text.
MLA Style
Ethics of environment and development :.
.
London:
Belhaven Press,
1990.
Text.
Turabian Style
Ethics of environment and development :.
London:
Belhaven Press,
1990.
Print.