APA (7th ed.) Zitazioa
Walker, L. (2005). EcoVillage at Ithaca: Pioneering a sustainable culture. New Society Publishers.
Chicago Style (17th ed.) Zitazioa
Walker, Liz. EcoVillage at Ithaca: Pioneering a Sustainable Culture. British Columbia: New Society Publishers, 2005.
MLA (9th ed.) Zitazioa
Walker, Liz. EcoVillage at Ithaca: Pioneering a Sustainable Culture. New Society Publishers, 2005.
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