Gaya APA
Eco - Economy : Building an Economy for the Earth. (2001).
New York:
W.W.Norton Company.
Gaya Chicago
Eco - Economy : Building an Economy for the Earth.
Pertama.
New York:
W.W.Norton Company,
2001.
Text.
Gaya MLA
Eco - Economy : Building an Economy for the Earth.
Pertama.
New York:
W.W.Norton Company,
2001.
Text.
Gaya Turabian
Eco - Economy : Building an Economy for the Earth.
New York:
W.W.Norton Company,
2001.
Print.