APA (7th ed.) Citation

Cowan, M. K., & Smith, H. Microbiology: A systems approach (Seventh edition.).

Chicago Style (17th ed.) Citation

Cowan, M. Kelly, and Heidi Smith. Microbiology: A Systems Approach. Seventh edition.

MLA (9th ed.) Citation

Cowan, M. Kelly, and Heidi Smith. Microbiology: A Systems Approach. Seventh edition.

Warning: These citations may not always be 100% accurate.