APA (7th ed.) Zitazioa
Harris, D. S., & Ruggles, D. F. (2007). Sites unseen: Landscape and vision. University of Pittsburgh Press.
Chicago Style (17th ed.) Zitazioa
Harris, Dianne Suzette, eta D. Fairchild Ruggles. Sites Unseen: Landscape and Vision. Pittsburgh, Pennsylvania: University of Pittsburgh Press, 2007.
MLA (9th ed.) Zitazioa
Harris, Dianne Suzette, eta D. Fairchild Ruggles. Sites Unseen: Landscape and Vision. University of Pittsburgh Press, 2007.
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