Gravetter, Frederick J. Statistics for the behavioral sciences : a first course for students of psychology and education / Frederick J. Gravetter, Larry B. Wallnau. - St. Paul : West Pub., c1985. - xvii, [801] p. : ill. ; 27 cm. Includes bibliographical references and index. ISBN: 0314852417 (alk. paper) Subjects--Topical Terms: Psychology--Statistical methods.Educational statistics. LC Class. No.: BF39 / .G73 1985 CIRC Dewey Class. No.: 519.5/0243