TY  - BOOK
AU  - Seipert Joseph
AU  -  Wills Gorden Ed.
TI  - Marketing research:  Selected readings   
T2  - Penguin Modern Mangement Readings. Ed. by D S Pugh
U1  - X:51b4, L0 
PY  - 1970///
CY  - Harmondsworth
PB  - Penguin Books         
KW  - Marketing
N1  - Bibliography at the end of each chapter
ER  -