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Verkaufskunst im Photohandel
Wulfert, Bernd Erich, (1954)
The great marketing turnaround : the age of the individual, and how to profit from it
Rapp, Stan, (1990)
W & V
(1963)
Instant profit
Sugars, Bradley J., (2006)
Instant systems : [put your business on the fast trackt with... ; get more out of your business in less time and with less effort ; increase efficiency and save money ; stop running your business and start growing it]
Instant sales