Cita APA (7a ed.)

Gerson, R. F. (1998). Beyond customer service, revised (Rev. ed.). Crisp Publications.

Cita Chicago Style (17a ed.)

Gerson, Richard F. Beyond Customer Service, Revised. Rev. ed. Menlo Park, Calif.: Crisp Publications, 1998.

Cita MLA (9a ed.)

Gerson, Richard F. Beyond Customer Service, Revised. Rev. ed. Crisp Publications, 1998.