Gravetter, Frederick J. Essentials of statistics for the behavioral sciences / Essentials of statistics Frederick J. Gravetter, Larry B. Wallnau. - 3rd ed. - Pacific Grove : Brooks/Cole, c1999. - xx, 458, 66 p. : col. ill. ; 26 cm. Includes bibliographical references and index. ISBN: 0534357806 (pbk. : alk. paper) LCCN: 98020983 Subjects--Topical Terms: Social sciences--Statistical methods. LC Class. No.: HA29 / .G726 1999 Dewey Class. No.: 519.5/ / GRA