Gupta, Dr.S.P. . Statistical Methods / Textual Documents Dr.S.P. Gupta. - Ist ed. / - New Delhi : Sultan Chand & Sons , 1969. - 1425pg ; 17cm. ISBN: 978-81-8054-739-3 Subjects--Index Terms: Statistics Deptt- Statistics Dewey Class. No.: 311.2 / Gu 96 St