Alıntılar

APA (7. basım) Alıntı
MarketingSherpa, Inc, & ebrary, Inc. (2003). Proven online subscription sales tactics: 31 case studies and 25 tactics to get more paid subscribers. MarketingSherpa, Inc..
Chicago Style (17. basım) Atıf
MarketingSherpa, Inc, ve Inc ebrary. Proven Online Subscription Sales Tactics: 31 Case Studies and 25 Tactics to Get More Paid Subscribers. Portsmouth, R.I.: MarketingSherpa, Inc., 2003.
MLA (9th ed.) Atıf
MarketingSherpa, Inc, ve Inc ebrary. Proven Online Subscription Sales Tactics: 31 Case Studies and 25 Tactics to Get More Paid Subscribers. MarketingSherpa, Inc., 2003.
Uyarı: Bu alıntı herzaman %100 doğru olmayabilir..