TY  - GEN
AU  - Boyd,Harper W.
AU  - Westfall,Ralph
TI  - Marketing research : : text and cases 
AV  - HF 5415.2 B6 
PY  - 1956///
CY  - Homewood, Ill. : 
PB  - Richard D. Irwin, 
KW  - Marketing research
KW  - Business
KW  - Commerce
KW  - Research
ER  -