APA (7th ed.) Citation

Eyal, N., & Hoover, R. (2014). Hooked: How to build habit-forming products (1a. ed.). Penguin Random House.

Chicago Style (17th ed.) Citation

Eyal, Nir, and Ryan Hoover. Hooked: How to Build Habit-forming Products. 1a. ed. Nueva York: Penguin Random House, 2014.

MLA (9th ed.) Citation

Eyal, Nir, and Ryan Hoover. Hooked: How to Build Habit-forming Products. 1a. ed. Penguin Random House, 2014.