Gupta, S.P. . Advanced Practical Statistics / Textual Documents S.P. Gupta. - 9th rev. ed. / - New Delhi : S. Chand & Company , 2002. - vi, 824p. : ill. ; 22cm . ISBN: 81-219-0634-2 Subjects--Index Terms: Statistics-Practical Statistics PG-Statistics Dewey Class. No.: 311 / Gu 959 Ad