Gamma, E. (2011). Design patterns: Elements of reusable object-oriented software. Pearson.
Čikaški stil citiranjaGamma, Erich. Design Patterns: Elements of Reusable Object-oriented Software. New Delhi: Pearson, 2011.
MLA način citiranjaGamma, Erich. Design Patterns: Elements of Reusable Object-oriented Software. Pearson, 2011.
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