TY  - BOOK
AU  - COOPER,DONALD R.
AU  - EMARY,WILLIAM
TI  - BUSINESS RESEARCH METHODS / 
U1  - 658.0072 
PY  - 1995///
CY  - [S.N] : 
PB  - IRWIN ، 
KW  - BUSINESS
KW  - INDUSTRIAL MANAGEMENT
ER  -