Singh, Y K Research methodology : techniques and trends / Y K Singh and R P Bajpai - New Delhi : A P H Pub. Corp., 2007 - viii, 352 p. : ill. ; 23 cm. Includes Bibliographic note ISBN: 9.7881313026e+012 Subjects--Topical Terms: Research -- Methodology. Dewey Class. No.: 1.401 / SIR 2009