APA (7th ed.) Citation

Williams, R. J., & Beerstecher, E. (1948). An introduction to biochemistry. Van Nostrand.

Chicago Style (17th ed.) Citation

Williams, Roger John, and Ernest Beerstecher. An Introduction to Biochemistry. New York: Van Nostrand, 1948.

MLA (9th ed.) Citation

Williams, Roger John, and Ernest Beerstecher. An Introduction to Biochemistry. Van Nostrand, 1948.