TY  - BOOK
AU  - Ries, Al, and Trout, Jack
TI  - Positioning : 
SN  - 9780070533752
U1  - 659.134 RIE 
PY  - 1981///
CY  - New York
PB  - McGraw-Hill Education
KW  -  
KW  - Advertising and Public Relations
ER  -