Zaibun Nissa Siraj. (2008). Zany, zeal, zeat and zing: The z way to happiness. World Scientific.
Cita Chicago Style (17a ed.)Zaibun Nissa Siraj. Zany, Zeal, Zeat and Zing: The Z Way to Happiness. Singapore ; Hackensack, N.J.: World Scientific, 2008.
Cita MLA (8a ed.)Zaibun Nissa Siraj. Zany, Zeal, Zeat and Zing: The Z Way to Happiness. World Scientific, 2008.
Precaución: Estas citas no son 100% exactas.