APA (7th ed.) Citation

Holt, J. G. (1994). Bergey's manual of systematic bacteriology (9th ed.). Williams & Wilkins.

Chicago Style (17th ed.) Citation

Holt, John G. Bergey's Manual of Systematic Bacteriology. 9th ed. Baltimore: Williams & Wilkins, 1994.

MLA (8th ed.) Citation

Holt, John G. Bergey's Manual of Systematic Bacteriology. 9th ed. Williams & Wilkins, 1994.