Bluman, Allan G. Elementary statistics : a step by step approach / Allan G. Bluman. - Dubuque, IA : Wm. C. Brown Publishers, c1992. - xviii, 598 p. : Col, ill. ; 24 cm. Includes index. ISBN: 0697069796 LCCN: 91076536 Subjects--Topical Terms: Statistics. Dewey Class. No.: 519.2 / BLU