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Marketing
Scheuch, Fritz, (1987)
The economist pocket guide to marketing
Thomas, Michael, (1986)
Fundamentals of modern marketing
Cundiff, Edward William, (1973)
The Dartnell sales manager's handbook
Aspley, John Cameron, (1966)
Tips from a thousand salesmen : a collection of 250 messages to salesmen based on methods and plans used by salesmen in nearly all lines of business
Aspley, John Cameron, (1929)