APA Citation

Freeman, E., Robson, E., Sierra, K., & Bates, B. (2004). Head first design patterns (First edition.). [Massachusettes], Boston: Published.

Chicago Style Citation

Freeman, Eric,, Elisabeth Robson, Kathy Sierra, and Bert Bates. Head First Design Patterns. First edition. [Massachusettes], Boston: Published, 2004.

MLA Citation

Freeman, Eric,, Elisabeth Robson, Kathy Sierra, and Bert Bates. Head First Design Patterns. First edition. [Massachusettes], Boston: Published, 2004.

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