Kumar, Ranjit Research methodology: a step-by-step guide for beginners/ Ranjit Kumar. a step-by-step guide for beginners/ - 4th ed. - Los angeles: Sage, c2014. - xxii,339p. 24x18cm. Includes index and bibliography. ISBN: 978-515-0133-6: Rs. 550 Subjects--Topical Terms: RESEARCH METHODOLOGY Dewey Class. No.: 607.32 / KUM-RES