Clothier, P. (1997). Multilevel marketing: A practical guide to successful network selling (3rd ed.). Kogan.
Chicago-stil citatClothier, Peter. Multilevel Marketing: A Practical Guide to Successful Network Selling. 3rd ed. London: Kogan, 1997.
MLA-referensClothier, Peter. Multilevel Marketing: A Practical Guide to Successful Network Selling. 3rd ed. Kogan, 1997.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.