Churchill, G. A., Ford, N. M., & Walker, O. C. (1990). Sales force management: Planning, implemetation and control (3rd ed.). Irwin.
Čikaški stil citiranja (17. izdanje)Churchill, Gilbert A., Neil M. Ford, i Orville C. Walker. Sales Force Management: Planning, Implemetation and Control. 3rd ed. Homewood, Ill: Irwin, 1990.
MLA način citiranja (9. izdanje)Churchill, Gilbert A., et al. Sales Force Management: Planning, Implemetation and Control. 3rd ed. Irwin, 1990.
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