APA (7th ed.) Citation

DuPont, M. K. (1998). Business etiquette and professionalism. Crisp.

Chicago Style (17th ed.) Citation

DuPont, M. Kay. Business Etiquette and Professionalism. Plano: Crisp, 1998.

MLA (9th ed.) Citation

DuPont, M. Kay. Business Etiquette and Professionalism. Crisp, 1998.