Stanley E. Portny
Stanley E. Portny has written at least 4 books. Their most popular book is Project management for dummies with 1 save with an average rating of -⭐.
 Project management for dummies
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 Project Management For Dummies
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 Project Management For Dummies
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 Zarządzanie projektami dla bystrzaków Zarządzanie projektami dla bystrzaków
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