APA Citation

Freeman, E. 1. (2004). Head First design patterns. Sebastopol, CA: O'Reilly.

Chicago Style Citation

Freeman, Eric 1965-. Head First Design Patterns. Sebastopol, CA: O'Reilly, 2004.

MLA Citation

Freeman, Eric 1965-. Head First Design Patterns. Sebastopol, CA: O'Reilly, 2004.

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