Rao, U. (1985). Research methods insocial sciences (1st edition.). Starling.
Cita Chicago Style (17a ed.)Rao, Usha. Research Methods Insocial Sciences. 1st edition. New Delhi: Starling, 1985.
Cita MLA (9a ed.)Rao, Usha. Research Methods Insocial Sciences. 1st edition. Starling, 1985.
Precaución: Estas citas no son 100% exactas.