Citazione Stile APA (7a Edizione)

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

Citazione stile Chigago Style (17a edizione)

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

Citatione MLA (9a ed.)

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