Citazione Stile APA (7a Edizione)

Gamma, E. (1995). Design patterns: Elements of reusable object-oriented software. Addison-Wesley.

Citazione stile Chigago Style (17a edizione)

Gamma, Erich. Design Patterns: Elements of Reusable Object-oriented Software. Boston: Addison-Wesley, 1995.

Citatione MLA (9a ed.)

Gamma, Erich. Design Patterns: Elements of Reusable Object-oriented Software. Addison-Wesley, 1995.