Kumar, Ranjit Research methodology : a step-by-step guide for beginners / Ranjit Kumar - 2nd ed. - New Delhi : Pearson, c2005. - xix, 332 p. : ill. ; 25 cm. ISBN: 9788131704967 LCCN: Subjects--Topical Terms: Social sciencesResearchMethodology LC Class. No.: H62 / .K84 2005