TY - BOOK AU - Ridley,Diana TI - The literature review: a step-by-step guide for students SN - 9781412934251 (hbk.) AV - LB2369 .R525 2008 U1 - 001.4 PY - 2008/// CY - London, Thousand Oaks, Calif. PB - SAGE KW - Research KW - Academic writing N1 - Includes bibliographical references (p. [161]-163) and index ER -