APA (7th ed.) Citation

Gerson, D., & Gerson, D. (2008). Modern rules of business etiquette. America Bar Association.

Chicago Style (17th ed.) Citation

Gerson, Donna, and David Gerson. Modern Rules of Business Etiquette. Chicago: America Bar Association, 2008.

MLA (9th ed.) Citation

Gerson, Donna, and David Gerson. Modern Rules of Business Etiquette. America Bar Association, 2008.

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