APA Citation

ProQuest (Firm). (2003). Proven tactics in viral marketing: Online games, quizzes, eCards, contests & "buzz" building. Portsmouth, R.I.: MarketingSherpa, Inc..

Chicago Style Citation

ProQuest (Firm). Proven Tactics in Viral Marketing: Online Games, Quizzes, ECards, Contests & "buzz" Building. Portsmouth, R.I.: MarketingSherpa, Inc., 2003.

MLA Citation

ProQuest (Firm). Proven Tactics in Viral Marketing: Online Games, Quizzes, ECards, Contests & "buzz" Building. Portsmouth, R.I.: MarketingSherpa, Inc., 2003.

Warning: These citations may not always be 100% accurate.