Kumar, R. (2005). Research Methodology: A Step by Step Guide for Beginners. Pearson India Education Services Pvt. Ltd.
Cita Chicago Style (17a ed.)Kumar, Ranjit. Research Methodology: A Step by Step Guide for Beginners. Noida: Pearson India Education Services Pvt. Ltd, 2005.
Cita MLA (9a ed.)Kumar, Ranjit. Research Methodology: A Step by Step Guide for Beginners. Pearson India Education Services Pvt. Ltd, 2005.
Precaución: Estas citas no son 100% exactas.