Gamma, E. (1995). Design patterns: Elements of reusable object-oriented software / Erich Gamma ... [et al]. Addison-Wesley.
Citazione stile Chigago Style (17a edizione)Gamma, Erich. Design Patterns: Elements of Reusable Object-oriented Software / Erich Gamma ... [et Al]. Reading, Mass: Addison-Wesley, 1995.
Citatione MLA (9a ed.)Gamma, Erich. Design Patterns: Elements of Reusable Object-oriented Software / Erich Gamma ... [et Al]. Addison-Wesley, 1995.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.