APA

Staley J., Bryant J. H., Pfennig N. & Holt J. (1989). Bergey's : manual of systematic bacteriology. Baltimore: Williams & Wilkins.

Chicago

Staley James, Bryant John H, Pfennig N and Holt John. 1989. Bergey's : manual of systematic bacteriology. Baltimore: Williams & Wilkins.

Harvard

Staley J., Bryant J. H., Pfennig N. and Holt J. (1989). Bergey's : manual of systematic bacteriology. Baltimore: Williams & Wilkins.

MLA

Staley James, Bryant John H, Pfennig N and Holt John. Bergey's : manual of systematic bacteriology. Baltimore: Williams & Wilkins. 1989.