APA (7e ed.) Bronvermelding
Harris, D. S., & Ruggles, D. F. (2007). Sites unseen: Landscape and vision. University of Pittsburgh Press.
Chicago (17e ed.) Bronvermelding
Harris, Dianne Suzette, en D. Fairchild Ruggles. Sites Unseen: Landscape and Vision. Pittsburgh, Pennsylvania: University of Pittsburgh Press, 2007.
MLA (9e ed.) Bronvermelding
Harris, Dianne Suzette, en D. Fairchild Ruggles. Sites Unseen: Landscape and Vision. University of Pittsburgh Press, 2007.
Let op: Deze citaties zijn niet altijd 100% accuraat.