APA (7th ed.) Zitazioa
Jennings, R. (1999). Roger Jennings' database developers guide with visual basic 6. Techmedia.
Chicago Style (17th ed.) Zitazioa
Jennings, Roger. Roger Jennings' Database Developers Guide with Visual Basic 6. New Delhi: Techmedia, 1999.
MLA (9th ed.) Zitazioa
Jennings, Roger. Roger Jennings' Database Developers Guide with Visual Basic 6. Techmedia, 1999.
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