TY  - GEN
AU  - Nation , Jack R.
TI  - Research methods
SN  - 0023861320
U1  - 150.72 
PY  - 1997///
CY  - New Jersy
PB  - Prentice Hall
KW  - PSYCHOLOGY - RESEARCH METHODOLOGY
KW  - PSYCHOLOGY
KW  - PSYCHOLOGY - RESEARCH
ER  -