APA (7th ed.) Citation

Kruif, P. d. (1926). Microbe hunters. Pocket Books.

Chicago Style (17th ed.) Citation

Kruif, Paul de. Microbe Hunters. New York: Pocket Books, 1926.

MLA (9th ed.) Citation

Kruif, Paul de. Microbe Hunters. Pocket Books, 1926.

Warning: These citations may not always be 100% accurate.