APA (7th ed.) Zitazioa

Kruif, P. d. (1940). Microbe hunters. Pocket Books.

Chicago Style (17th ed.) Zitazioa

Kruif, Paul de. Microbe Hunters. Nueva York: Pocket Books, 1940.

MLA (9th ed.) Zitazioa

Kruif, Paul de. Microbe Hunters. Pocket Books, 1940.