APA-referens

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

Chicago-stil citat

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

MLA-referens

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

Varning: dessa hänvisningar är inte alltid fullständigt riktiga.