APA (7th ed.) Citation
Heller, P., & Roberts, S. (2005). Complete Java 2 certification: Study guide (5th ed.). Sybex.
Chicago Style (17th ed.) Citation
Heller, Philip, and Simon Roberts. Complete Java 2 Certification: Study Guide. 5th ed. Alameda, CA: Sybex, 2005.
MLA (9th ed.) Citation
Heller, Philip, and Simon Roberts. Complete Java 2 Certification: Study Guide. 5th ed. Sybex, 2005.
Warning: These citations may not always be 100% accurate.