TY - BOOK AU - Lewin,Miriam,b.1931 TI - Understanding psychological research: the student researcher's handbook SN - 0471658375 PY - 1979/// CY - New York PB - John Wiley & Sons KW - Psychological research KW - Experimental design KW - Psychology KW - Methodology KW - Psychometrics N1 - p. 418-435 ER -