Norton, P., & Groh, M. (1998). Guide to Visual Basic 6 (7th Edition.). G. C. Jain.
Chicago Style (17th ed.) CitationNorton, Peter, and Michael Groh. Guide to Visual Basic 6. 7th Edition. Darya Ganj, New Delhi: G. C. Jain, 1998.
MLA (9th ed.) CitationNorton, Peter, and Michael Groh. Guide to Visual Basic 6. 7th Edition. G. C. Jain, 1998.
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