Cita APA (7a ed.)

Gebhardt, L. P., & Nicholes, P. S. (1975). Microbiology (6th. ed.). Mosby.

Cita Chicago Style (17a ed.)

Gebhardt, Louis P., y Paul S. Nicholes. Microbiology. 6th. ed. Saint Louis: Mosby, 1975.

Cita MLA (8a ed.)

Gebhardt, Louis P., y Paul S. Nicholes. Microbiology. 6th. ed. Mosby, 1975.