Books by David Cowper

David Cowper
Average rating 4.08 · 13 ratings · 2 reviews · shelved 42 times
Average rating 4.08 · 13 ratings · 2 reviews · shelved 42 times
Showing 2 distinct works.
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Mega-Selling: Secrets of a Master Salesman
by
9 editions
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published
2000
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Breakthrough: Take Your Business and Sales to the Top
by
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published
1991
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