Sinha, Suresh C. Research methodology / Suresh C. Sinha and Anil K. Dhiman. - New Delhi : Ess Ess Publications , 2002. - 2v. : ill.,figs.,tables ; 23cm . ISBN: 8170003342 RS. 1900.00 Subjects--Index Terms: RESEARCH METHODS Dewey Class. No.: 001.42 / SIN/R