Books by Richard Helm
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-20%
Design Patterns: Elements of Reusable Object-Oriented Software
Ralph Johnson, Erich Gamma, John Vlissides, Richard Helm
€62.74
€78.43
-20% with code BOOKS
In stock at our supplier
-20%
Design Patterns
Ralph Johnson, Richard Helm, John Vlissides, Erich Gamma
€45.42
€56.78
-20% with code BOOKS
In stock at our supplier