APA Citation

Eyal, N. (2014). Hooked: How to build habit-forming products. New York: Portfolio/Penguin.

Chicago Style Citation

Eyal, Nir. Hooked: How to Build Habit-forming Products. New York: Portfolio/Penguin, 2014.

MLA Citation

Eyal, Nir. Hooked: How to Build Habit-forming Products. New York: Portfolio/Penguin, 2014.

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