APA (7th ed.) Zitazioa
Shabecoff, P. (2003). A fierce green fire: The American environmental movement (Rev. ed.). Island Press.
Chicago Style (17th ed.) Zitazioa
Shabecoff, Philip. A Fierce Green Fire: The American Environmental Movement. Rev. ed. Washington, DC: Island Press, 2003.
MLA (9th ed.) Zitazioa
Shabecoff, Philip. A Fierce Green Fire: The American Environmental Movement. Rev. ed. Island Press, 2003.
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