Urdan, T. C. (2005). Statistics in plain english (2nd ed.). Lawrence Erlbaum.
Cita Chicago Style (17a ed.)Urdan, Timothy C. Statistics in Plain English. 2nd ed. Hillsdale, New Jersey [etc.]: Lawrence Erlbaum, 2005.
Cita MLA (9a ed.)Urdan, Timothy C. Statistics in Plain English. 2nd ed. Lawrence Erlbaum, 2005.
Precaución: Estas citas no son 100% exactas.