TY - BOOK AU - Colman,Andrew M. TI - Psychological research methods and statistics SN - 0582278015 PY - 1995/// CY - London PB - Longman KW - Psychology KW - Research KW - Methodology KW - Psychology, Experimental KW - Psychometrics N1 - First published in 1994 by Routledge; Includes bibliographical references and index ER -