APA (7th ed.) Citation

Ehrhardt, J. P., & Seguin, G. (1978). Le plancton: Composition, écologie, pollution. Gauthier-Villars.

Chicago Style (17th ed.) Citation

Ehrhardt, Jean Paul, and Gérard Seguin. Le Plancton: Composition, écologie, Pollution. París: Gauthier-Villars, 1978.

MLA (9th ed.) Citation

Ehrhardt, Jean Paul, and Gérard Seguin. Le Plancton: Composition, écologie, Pollution. Gauthier-Villars, 1978.