Cita APA (7a ed.)

Sherwood, T. K., & Pigford, R. (1952). Absorption and extraction (2th ed.). McGraw-Hill.

Cita Chicago Style (17a ed.)

Sherwood, Thomas K., y Robert Pigford. Absorption and Extraction. 2th ed. New York: McGraw-Hill, 1952.

Cita MLA (8a ed.)

Sherwood, Thomas K., y Robert Pigford. Absorption and Extraction. 2th ed. McGraw-Hill, 1952.