APA (7th ed.) Citation

Ries, A. (1990). Bottom up marketing. Penguin (Plume).

Chicago Style (17th ed.) Citation

Ries, Al. Bottom Up Marketing. New York: Penguin (Plume), 1990.

MLA (9th ed.) Citation

Ries, Al. Bottom Up Marketing. Penguin (Plume), 1990.

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