Style de citation APA (7e éd.)

Waddell, C. W. (1918). An introduction to child psychology. Houghton-Mifflin Company.

Style de citation Chicago (17e éd.)

Waddell, Charles W. An Introduction to Child Psychology. Boston, New York [etc.]: Houghton-Mifflin Company, 1918.

Style de citation MLA (8e éd.)

Waddell, Charles W. An Introduction to Child Psychology. Houghton-Mifflin Company, 1918.