Style de citation APA (7e éd.)

Savage, W. A. (1926). Graphic analysis for executives. Codex Book Co..

Style de citation Chicago (17e éd.)

Savage, Winfield A. Graphic Analysis for Executives. New York: Codex Book Co., 1926.

Style de citation MLA (8e éd.)

Savage, Winfield A. Graphic Analysis for Executives. Codex Book Co., 1926.