Cita APA (7a ed.)

Löhnis, F., & Fred, E. B. (1923). Textbook of agricultural bacteriology. McGraw-Hill.

Cita Chicago Style (17a ed.)

Löhnis, F., y E. B. Fred. Textbook of Agricultural Bacteriology. New York: McGraw-Hill, 1923.

Cita MLA (8a ed.)

Löhnis, F., y E. B. Fred. Textbook of Agricultural Bacteriology. McGraw-Hill, 1923.