Cita APA (7th ed.)

Vogel, A., & Duddy, K. (1998). JAVA Programming with COBRA (2nd ed.). Wiley Computer Publishing.

Cita Chicago (17th ed.)

Vogel, Andreas, i Keith Duddy. JAVA Programming with COBRA. 2nd ed. New Delhi: Wiley Computer Publishing, 1998.

Cita MLA (9th ed.)

Vogel, Andreas, i Keith Duddy. JAVA Programming with COBRA. 2nd ed. Wiley Computer Publishing, 1998.