APA (7e ed.) Bronvermelding

Churchil, G. A. .. e. (1990). Sales Force Management Planning, Implementation And Control Gilbert A. Churchil, Neil M Ford And Orville C. Walker. Irwin.

Chicago (17e ed.) Bronvermelding

Churchil, Gilbert A .. et..al. Sales Force Management Planning, Implementation And Control Gilbert A. Churchil, Neil M Ford And Orville C. Walker. Irwin, 1990.

MLA (8e ed.) Bronvermelding

Churchil, Gilbert A .. et..al. Sales Force Management Planning, Implementation And Control Gilbert A. Churchil, Neil M Ford And Orville C. Walker. Irwin, 1990.