APA (7th ed.) Citation

Guérard, A. L. (1957). Fossils and presences. Stanford University Press.

Chicago Style (17th ed.) Citation

Guérard, Albert Léon. Fossils and Presences. Stanford, Calif.: Stanford University Press, 1957.

MLA (9th ed.) Citation

Guérard, Albert Léon. Fossils and Presences. Stanford University Press, 1957.