Cita APA (7a ed.)

Twenhofel, W. H. (1939). Principles of sedimentation. McGraw-Hill Book Co..

Cita Chicago Style (17a ed.)

Twenhofel, W. H. Principles of Sedimentation. New York: McGraw-Hill Book Co., 1939.

Cita MLA (9a ed.)

Twenhofel, W. H. Principles of Sedimentation. McGraw-Hill Book Co., 1939.