Bowen, W. (2013). Happy this year!: The secret to getting happy once and for all. Grand Harbor Press.
Cita Chicago Style (17a ed.)Bowen, Will. Happy This Year!: The Secret to Getting Happy Once and for All. Grand Haven, MI: Grand Harbor Press, 2013.
Cita MLA (8a ed.)Bowen, Will. Happy This Year!: The Secret to Getting Happy Once and for All. Grand Harbor Press, 2013.
Precaución: Estas citas no son 100% exactas.