Cita APA

Sumner, J. B., & Somers, F. G. (1947). Chemistry and Methods of Enzymes. Academic Press.

Citación estilo Chicago

Sumner, James B., y Fred. G. Somers. Chemistry and Methods of Enzymes. Academic Press, 1947.

Cita MLA

Sumner, James B., y Fred. G. Somers. Chemistry and Methods of Enzymes. Academic Press, 1947.