APA-Zitierstil (7. Ausg.)

Marcus, B. W. (1992). Competing for clients in the '90s: A dynamic guide to marketing, promotion & building a professional services practice (Rev. ed.). Probus Publ.

Chicago-Zitierstil (17. Ausg.)

Marcus, Bruce W. Competing for Clients in the '90s: A Dynamic Guide to Marketing, Promotion & Building a Professional Services Practice. Rev. ed. Chicago, Ill. <<[u.a.]>>: Probus Publ, 1992.

MLA-Zitierstil (9. Ausg.)

Marcus, Bruce W. Competing for Clients in the '90s: A Dynamic Guide to Marketing, Promotion & Building a Professional Services Practice. Rev. ed. Probus Publ, 1992.