APA (7th ed.) Citation

(1989). Successful sign design / by the editors of Signs of the times magazine. Retail Reporting Corporation.

Chicago Style (17th ed.) Citation

Successful Sign Design / by the Editors of Signs of the Times Magazine. New York: Retail Reporting Corporation, 1989.

MLA (9th ed.) Citation

Successful Sign Design / by the Editors of Signs of the Times Magazine. Retail Reporting Corporation, 1989.

Warning: These citations may not always be 100% accurate.