Chawla, Deepak; Sondhi, Neena Research methodology : concepts and cases Deepak Chawla; Neena Sondhi - 2nd ed. - New Delhi Vikas Publishing House Pvt Ltd 2011 - xxii, 670 p. ISBN: 9789325982390 Subjects--Topical Terms: --Research--Methodology Dewey Class. No.: 001.42 / CHA