APA (7th ed.) Citation

Hsieh, T. (2013). Delivering happiness: A path to profits, passion, and purpose. Grand central publishing.

Chicago Style (17th ed.) Citation

Hsieh, Tony. Delivering Happiness: A Path to Profits, Passion, and Purpose. New York: Grand central publishing, 2013.

MLA (9th ed.) Citation

Hsieh, Tony. Delivering Happiness: A Path to Profits, Passion, and Purpose. Grand central publishing, 2013.