APA (7th ed.) Citation

Welch, J. L., & Lapp, C. L. (1983). Sales force management. South-Eastern.

Chicago Style (17th ed.) Citation

Welch, Joe L., and Charles L. Lapp. Sales Force Management. Cincinnati: South-Eastern, 1983.

MLA (9th ed.) Citation

Welch, Joe L., and Charles L. Lapp. Sales Force Management. South-Eastern, 1983.