Kothari, C R Research methodology: methods and techniques / C. R. Kothari and Gaurav Garg - 3rd ed. - New Delhi: New Age International, 2014 [ reprinted 2017 ] - xx, 449 p.; ill. charts: 27 cm. It includes bibliographical referrences and index. ISBN: 9788122436235 Rs.275.00 Subjects--Topical Terms: RESEARCH METHODS Dewey Class. No.: 001.42 / KOT/R