APA (7th ed.) Citation

Sumner, J. B., & Somers, G. F. (1944). Laboratory experiments in biological chemistry. Academic Press.

Chicago Style (17th ed.) Citation

Sumner, James Batcheller, and George Frederick Somers. Laboratory Experiments in Biological Chemistry. New York, N.Y.: Academic Press, 1944.

MLA (9th ed.) Citation

Sumner, James Batcheller, and George Frederick Somers. Laboratory Experiments in Biological Chemistry. Academic Press, 1944.