TY - BOOK AU - Cohen, Louis, AU - Manion, Lawrence. AU - Morrison, Keith |q (Keith R. B.) TI - Research methods in education / SN - 9780415583367 U1 - 370.72 COH 2011 PY - 2011/// CY - London ; |a New York : PB - Routledge KW - Education KW - Research KW - Great Britain N1 - Includes bibliographical references and index ER -