APA (7th ed.) Citation

(1995). Design patterns elements of reusable object-oriented softwareErich Gamma [et.al.]. Addison-Wesley.

Chicago Style (17th ed.) Citation

Design Patterns Elements of Reusable Object-oriented SoftwareErich Gamma [et.al.]. Addison-Wesley, 1995.

MLA (8th ed.) Citation

Design Patterns Elements of Reusable Object-oriented SoftwareErich Gamma [et.al.]. Addison-Wesley, 1995.

Warning: These citations may not always be 100% accurate.