APA引文

Pianka,Eric R. (1974). Evolutinary ecology. Harper& Row.

Chicago Edition Citation

Pianka,Eric R. Evolutinary Ecology. London: Harper& Row, 1974.

MLA引文

Pianka,Eric R. Evolutinary Ecology. Harper& Row, 1974.

警告：这些引文格式不一定是100％准确.