APA (7e ed.) Bronvermelding

(1993). Marketing Essentials Mastering Concepts And Practices / William F. Schoell; Joseph P. Guiltinan And Laura Valvatne. Allyn and Bacon.

Chicago (17e ed.) Bronvermelding

Marketing Essentials Mastering Concepts And Practices / William F. Schoell; Joseph P. Guiltinan And Laura Valvatne. Allyn and Bacon, 1993.

MLA (8e ed.) Bronvermelding

Marketing Essentials Mastering Concepts And Practices / William F. Schoell; Joseph P. Guiltinan And Laura Valvatne. Allyn and Bacon, 1993.

Let op: Deze citaties zijn niet altijd 100% accuraat.