Cita APA

Sumner, J. B., & Somers, F. (1953). Chemistry and methods of enzimes Academic press.

Citación estilo Chicago

Sumner, James B., and Fred Somers. Chemistry and Methods of Enzimes. 3. ed. New York: Academic press, 1953.

Cita MLA

Sumner, James B., and Fred Somers. Chemistry and Methods of Enzimes. 3. ed. New York: Academic press, 1953.