TY - BOOK AU - Cohen,Louis AU - Manion,Lawrence AU - Morrison,Keith TI - Research methods in education SN - 9780415195416 U1 - 370.72 21 PY - 2000/// CY - London, New York PB - RoutledgeFalmer KW - Education KW - Research KW - Great Britain N1 - Includes bibliographical references (p. 407-437) and index ER -