APA引文

Speakman, J. C. (1962). An introduction to the electronic theory of valency. London: Edward Arnold.

Trích dẫn kiểu Chicago

Speakman, J. C. An Introduction to the Electronic Theory of Valency. London: Edward Arnold, 1962.

MLA引文

Speakman, J. C. An Introduction to the Electronic Theory of Valency. London: Edward Arnold, 1962.

警告：這些引文格式不一定是100％准確.