Gaya APA
Gore, Al. (2000).
Earth in the Balance: Ecology and the Human Spirit .
Boston:
.
Gaya Chicago
Gore, Al.
Earth in the Balance: Ecology and the Human Spirit.
Boston:
,
2000.
Text.
Gaya MLA
Gore, Al.
Earth in the Balance: Ecology and the Human Spirit.
Boston:
,
2000.
Text.
Gaya Turabian
Gore, Al.
Earth in the Balance: Ecology and the Human Spirit.
Boston:
,
2000.
Print.