APA-viite (7. p.)

DOUGLAS, I. [., & SPENCER, T. [. (1985). Environmental change and tropical geomorphology. George Allen and Unwin.

Chicago-viite (17. p.)

DOUGLAS, I [ED.], ja T [ED.] SPENCER. Environmental Change and Tropical Geomorphology. London: George Allen and Unwin, 1985.

MLA-viite (9. p.)

DOUGLAS, I [ED.], ja T [ED.] SPENCER. Environmental Change and Tropical Geomorphology. George Allen and Unwin, 1985.