Cita APA (7a ed.)

Birkeland, J. (1942). Microbiology and man. F. S. Crofts.

Cita Chicago Style (17a ed.)

Birkeland, Jorgen. Microbiology and Man. New York: F. S. Crofts, 1942.

Cita MLA (8a ed.)

Birkeland, Jorgen. Microbiology and Man. F. S. Crofts, 1942.