TY  - BOOK
AU  - Heiman, Gary W.
TI  - Understanding Research Methods and Statistics; An Integrated Introduction For Psychology 
SN  - 039574590X
AV  - BF 76.5 .H45 1998 
PY  - 1998///
CY  - Boston 
PB  - Houghton Mifflin Company 
KW  - Psychology-Research-Methodology
KW  - Psychometrics
ER  -