Cooper, Harris M. Synthesizing research : a guide for literature reviews / Harris Cooper. - 3rd ed. - Thousand Oaks, Calif. : Sage Publications, c1998. - xii, 201 p. : ill. ; 22 cm. - Applied social research methods series ; v. 2 . Includes bibliographical references and index. ISBN: 0761913475 (acidfree paper) 0761913483 (pbk. : acidfree paper) LCCN: 97033792 Subjects--Topical Terms: Social sciences--Research. Dewey Class. No.: 300.72 / COS 1998