Tan, C. (2016). Joy on demand: The art of discovering the happiness within (First edition.). HarperOne.
Cita Chicago Style (17a ed.)Tan, Chade-Meng. Joy on Demand: The Art of Discovering the Happiness Within. First edition. New York, NY: HarperOne, 2016.
Cita MLA (8a ed.)Tan, Chade-Meng. Joy on Demand: The Art of Discovering the Happiness Within. First edition. HarperOne, 2016.
Precaución: Estas citas no son 100% exactas.