Cita APA (7a ed.)

Sherwood, T. K., & Pigford, R. L. (1937). Absorption and extraction. McGraw-Hill.

Cita Chicago Style (17a ed.)

Sherwood, Thomas K., y Robert L. Pigford. Absorption and Extraction. New York: McGraw-Hill, 1937.

Cita MLA (8a ed.)

Sherwood, Thomas K., y Robert L. Pigford. Absorption and Extraction. McGraw-Hill, 1937.