TY  - BOOK
AU  - Tull , Donald .S ,Hawkins , Del . I
TI  - Marketing research ,measurement and method
SN  - 81-203-0961-8
U1  - 658.83 TUL 
PY  - 1993///
CY  - NEW DELHI
PB  - PRENTICE HALL OF INDIA
KW  - MARKETING RESEARCH
ER  -