APA引文

Small, R. J. (1978). The study of landforms: A textbook of geomorphology (2nd ed.). Cambridge University Press.

芝加哥风格引文

Small, R. J. The Study of Landforms: A Textbook of Geomorphology. 2nd ed. Cambridge ; New York: Cambridge University Press, 1978.

MLA引文

Small, R. J. The Study of Landforms: A Textbook of Geomorphology. 2nd ed. Cambridge University Press, 1978.

警告：这些引文格式不一定是100％准确.