APA (7th ed.) Citation

Perry, R., & Whitaker, A. (2002). Viral marketing in a week. Hodder and Stoughton.

Chicago Style (17th ed.) Citation

Perry, Richard, and Andrew Whitaker. Viral Marketing in a Week. London: Hodder and Stoughton, 2002.

MLA (9th ed.) Citation

Perry, Richard, and Andrew Whitaker. Viral Marketing in a Week. Hodder and Stoughton, 2002.