Topor, R. S. (1988). Your personal guide to marketing: A monprofit organization. Council for Advancement and Support of Education.
Chicago-Zitierstil (17. Ausg.)Topor, Robert S. Your Personal Guide to Marketing: A Monprofit Organization. Washington, DC: Council for Advancement and Support of Education, 1988.
MLA-Zitierstil (9. Ausg.)Topor, Robert S. Your Personal Guide to Marketing: A Monprofit Organization. Council for Advancement and Support of Education, 1988.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.