TY  - BOOK
AU  - Boyd, Harper W
AU  - West fall, Ralph
TI  - Marketing research
SN  - 81 85386 16 1
U1  - 658 .83 
PY  - 1994///
CY  - New Delhi
PB  - All India Traveller Book Sellers
KW  - data collection
KW  - Scientific method
ER  -