TY  - BOOK
AU  - Tull,  Donald S  & Hawkins,  Del I
TI  - Marketing research: Measurement & method
SN  - 81-203-0961-8
U1  - 658.83 Tul/Haw 
PY  - 2000///
CY  - Prentice-Hall, New Delhi
KW  - Commerce and Management
ER  -