Positioning: Battle for your mind
Ries, Al
Positioning: Battle for your mind - New York : Warner Books, 1993 - 213p.
0446347949
Positioning (Advertising)
659.1 / RIE
Positioning: Battle for your mind - New York : Warner Books, 1993 - 213p.
0446347949
Positioning (Advertising)
659.1 / RIE