APA引文

Brewer, R. (1979). Principles of ecology. WB saunders co.

Chicago Edition Citation

Brewer, Richard. Principles of Ecology. WB saunders co, 1979.

MLA引文

Brewer, Richard. Principles of Ecology. WB saunders co, 1979.

警告：这些引文格式不一定是100％准确.