APA (7th ed.) Citation

Koffman, E. B., & Wolz, U. (1999). Problem solving with Java. Addison-Wesley.

Chicago Style (17th ed.) Citation

Koffman, Elliot B., and Ursula Wolz. Problem Solving with Java. Reading, Mass: Addison-Wesley, 1999.

MLA (9th ed.) Citation

Koffman, Elliot B., and Ursula Wolz. Problem Solving with Java. Addison-Wesley, 1999.