Cita APA (7a ed.)
Welch, J. L., & Lapp, C. L. (1983). Sales force management. South-Western Pub. Co..
Cita Chicago Style (17a ed.)
Welch, Joe L., y Charles L. Lapp. Sales Force Management. Cincinnati: South-Western Pub. Co., 1983.
Cita MLA (9a ed.)
Welch, Joe L., y Charles L. Lapp. Sales Force Management. South-Western Pub. Co., 1983.
Precaución: Estas citas no son 100% exactas.