TY  - BOOK
AU  - Delens, A. H. R
TI  - Principles of market research
SN  - 0-258-96680-7
U1  - 658.8 D378 
PY  - 1970///
CY  - London
PB  - : Crosby Lockwood Staples
KW  - Management
KW  - | Marketing management - Philosophy and theory
KW  - | Marketing research
ER  -