Cita APA (7a ed.)

Achor, S. (2010). The happiness advantage: The seven principles of positive psychology that fuel success and performance at work (1st edition.). Crown.

Cita Chicago Style (17a ed.)

Achor, Shawn. The Happiness Advantage: The Seven Principles of Positive Psychology That Fuel Success and Performance at Work. 1st edition. New York: Crown, 2010.

Cita MLA (9a ed.)

Achor, Shawn. The Happiness Advantage: The Seven Principles of Positive Psychology That Fuel Success and Performance at Work. 1st edition. Crown, 2010.