Cita APA (7th ed.)

Churchil, G. A., & Walker, O. C. (1981). Sales force management: Planning, implementation, and control. Richard D. Irwin.

Cita Chicago (17th ed.)

Churchil, Gilbert A., i Oville C. Walker. Sales Force Management: Planning, Implementation, and Control. Home Wood´: Richard D. Irwin, 1981.

Cita MLA (9th ed.)

Churchil, Gilbert A., i Oville C. Walker. Sales Force Management: Planning, Implementation, and Control. Richard D. Irwin, 1981.