APA (7th ed.) Citation

Booher, D. D. (1990). Winning sales letters. Lexington Books.

Chicago Style (17th ed.) Citation

Booher, Dianna Daniels. Winning Sales Letters. Lexington: Lexington Books, 1990.

MLA (9th ed.) Citation

Booher, Dianna Daniels. Winning Sales Letters. Lexington Books, 1990.

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