TY  - BOOK
AU  - TULL Donald S.
AU  -  HAWKINS Del I.
TI  - Marketing research:  Measurement and method   
SN  - 9788120309616
U1  - X:51b4, L6;N3/TD 
PY  - 1993///
CY  - Delhi
PB  - Prentice-Hall USA         
KW  - Marketing
N1  - Appendix P  817-63; Glossary at the end
ER  -