TY - BOOK AU - Cohen, Louis, AU - Manion, Lawrence. AU - Morrison, Keith (Keith R.B). TI - Research methods in education SN - 9780415368780 (pbk.) U1 - 370.72 22 PY - 2007/// CY - London PB - Routledge KW - Education KW - Research N1 - Includes bibliographical references and index ER -