Ziglar Zig. (2009). Daily Insights. Jaico Publishing.
Cita Chicago Style (17a ed.)Ziglar Zig. Daily Insights. Delhi: Jaico Publishing, 2009.
Cita MLA (9a ed.)Ziglar Zig. Daily Insights. Jaico Publishing, 2009.
Precaución: Estas citas no son 100% exactas.