Gaya APA
Boff, Leonard. (1998).
Ecology & Liberation (Ketiga).
New York:
Orbis Books.
Gaya Chicago
Boff, Leonard.
Ecology & Liberation.
Ketiga
New York:
Orbis Books,
1998.
Text.
Gaya MLA
Boff, Leonard.
Ecology & Liberation.
Ketiga
New York:
Orbis Books,
1998.
Text.
Gaya Turabian
Boff, Leonard.
Ecology & Liberation.
Ketiga
New York:
Orbis Books,
1998.
Print.