Berman, Evan M. Essential statistics for public managers and policy analysts / Evan M. Berman. - 2nd ed. - Washington, D.C. : CQ Press, c2007. - xxi, 309 p. : ill. ; 23 cm. Includes index. ISBN: 0872893014 9780872893016 LCCN: 2006020300 Subjects--Topical Terms: Social sciences--Statistical methods. Dewey Class. No.: 519.5 / BER