APA (7th ed.) Citation

Petsko, G. A., & Ringe, D. (2004). Protein structure and function. New Science Press Ltd..

Chicago Style (17th ed.) Citation

Petsko, Gregory A., and Dagmar Ringe. Protein Structure and Function. London: New Science Press Ltd., 2004.

MLA (9th ed.) Citation

Petsko, Gregory A., and Dagmar Ringe. Protein Structure and Function. New Science Press Ltd., 2004.