Gupta, Santosh Research Methodology and Statistical Techniques / Santosh Gupta - 1st ed. - New Delhi : Deep & Deep Publications, 1993 - xii, 510 p. : charts, tables, figs ; 22 cm Includes bibliographical references and index. ISBN: 8171005012 Subjects--Topical Terms: ResearchStatistics Dewey Class. No.: 001.42 / GUR