(1993). Marketing Essentials Mastering Concepts And Practices / William F. Schoell; Joseph P. Guiltinan And Laura Valvatne. Allyn and Bacon.
Chicago Style (17. basım) AtıfMarketing Essentials Mastering Concepts And Practices / William F. Schoell; Joseph P. Guiltinan And Laura Valvatne. Allyn and Bacon, 1993.
MLA (8th ed.) AtıfMarketing Essentials Mastering Concepts And Practices / William F. Schoell; Joseph P. Guiltinan And Laura Valvatne. Allyn and Bacon, 1993.
Uyarı: Bu alıntı herzaman %100 doğru olmayabilir..