TY - BOOK TI - The literature review : a step-by-step guide for students / 2nd ed AU - Ridley, Diana. SN - 9781446201428 (hbk.) PB - SAGE PP - London : SAGE, 2012. PY - 2012 UR - https://library.korea.ac.kr/detail/?cid=CAT000046078895&ctype=m