TY - BOOK AU - Ridley,Diana TI - The literature review: a step-by-step guide for students T2 - Sage study skills SN - 1412934265 (pbk.) U1 - 001.4 PY - 2009/// CY - Los Angeles, CA PB - SAGE KW - Research KW - Academic writing N1 - First published 2008; Includes bibliographical references (p. [161]-163) and index ER -