Cita APA (7a ed.)

Norton, P., & Groh, M. (1998). Guide to Visual Basic 6 (7th Edition.). G. C. Jain.

Cita Chicago Style (17a ed.)

Norton, Peter, y Michael Groh. Guide to Visual Basic 6. 7th Edition. Darya Ganj, New Delhi: G. C. Jain, 1998.

Cita MLA (9a ed.)

Norton, Peter, y Michael Groh. Guide to Visual Basic 6. 7th Edition. G. C. Jain, 1998.