TY  - BOOK
AU  - Tull,Donald S.
AU  - Hawkins,Del
TI  - Marketing research : : measurement and method, a text with cases
SN  - 0-02-421932-0
AV  - TDTC HF5415.2.T83 
PY  - 1993///
CY  - New York
PB  - MacMillan Publishing Company
KW  - Marketing research
KW  - Case studies
N1  - Includes bibliographical references
ER  -