Ridley, Diana, Dr. The literature review : a step-by-step guide for students / Diana Ridley. - Los Angeles, Calif. ; London : SAGE, 2008. - vii, 170 p. : ill. ; 24 cm. - Sage study skills . Formerly CIP. Includes bibliographical references and index. ISBN: 9781412934251 (hbk.) : £50.00 1412934257 (hbk.) : £50.00 9781412934268 (pbk.) : £15.99 1412934265 (pbk.) : £15.99 Subjects--Topical Terms: Research.Academic writing. Dewey Class. No.: 001.4RID