Cita APA (7a ed.)

Bencin, R. L., & Jonovic, D. J. (1989). Encyclopedia of telemarketing. Prentice Hall.

Cita Chicago Style (17a ed.)

Bencin, Richard L., y Donald J. Jonovic. Encyclopedia of Telemarketing. Englewood Cliffs: Prentice Hall, 1989.

Cita MLA (9a ed.)

Bencin, Richard L., y Donald J. Jonovic. Encyclopedia of Telemarketing. Prentice Hall, 1989.