APA (7th ed.) Citation

French, E. R. (1959). The copywriter's guide. Harper.

Chicago Style (17th ed.) Citation

French, Elbrun Rochford. The Copywriter's Guide. New York: Harper, 1959.

MLA (8th ed.) Citation

French, Elbrun Rochford. The Copywriter's Guide. Harper, 1959.

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