DOUGLAS, I. [., & SPENCER, T. [. (1985). Environmental change and tropical geomorphology. George Allen and Unwin.
芝加哥风格引文DOUGLAS, I [ED.], 与 T [ED.] SPENCER. Environmental Change and Tropical Geomorphology. London: George Allen and Unwin, 1985.
MLA引文DOUGLAS, I [ED.], 与 T [ED.] SPENCER. Environmental Change and Tropical Geomorphology. George Allen and Unwin, 1985.
警告：这些引文格式不一定是100％准确.