Kumar, Ranjit, Research methodology : a step-by-step guide for beginners / Ranjit Kumar. - Fourth edition. - xxvii, 399 pages ; 24 cm ISBN: 9781446269961 9781446269978 LCCN: 2013942820 Subjects--Topical Terms: Social sciences--Research--Methodology. LC Class. No.: H62 / .K84 2014 Dewey Class. No.: 300.72