APA (7th ed.) Citation

Sierra, K., & Bates, B. (2005). Head first Java (Second Edition.). O'Reilly.

Chicago Style (17th ed.) Citation

Sierra, Kathy, and Bert Bates. Head First Java. Second Edition. Beijing: O'Reilly, 2005.

MLA (9th ed.) Citation

Sierra, Kathy, and Bert Bates. Head First Java. Second Edition. O'Reilly, 2005.

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