Bluman, Allan G Elementary statistics a step by step approach/ Allan G Bluman. - 9th ed. - New York : McGraw-Hill 2014 ISBN: 9781259251665 LC Class. No.: QA276.12 .B6258 2014 Dewey Class. No.: QA276.12 .B6258 2014 National Library of Medicine Call No.: QA276.12 .B6258 2014