TY  - BOOK
AU  - Tull,Donald S.
AU  - Hawkins, Del I.
TI  - Marketing research: measurement and method: a text with cases 
SN  - 0024217808 (hbk.)
PY  - 1984///
CY  - New York
PB  - Macmillan
KW  - Marketing research
KW  - Case studies
N1  - Includes index; Includes bibliographical references.
ER  -