Snowdon, N. (1999). Oracle programming with Visual Basic. Sybex.
Cita Chicago (17th ed.)Snowdon, Nick. Oracle Programming with Visual Basic. San Francisco, Calif.: Sybex, 1999.
Cita MLA (9th ed.)Snowdon, Nick. Oracle Programming with Visual Basic. Sybex, 1999.
Atenció: Aquestes cites poden no estar 100% correctes.