Cita APA (7th ed.)

Petroutsos & Evangelos. (1999). Database Programming with Visual Basic 6 (8176561991.). Sybex / BPB Publications.

Cita Chicago (17th ed.)

Petroutsos i Evangelos. Database Programming with Visual Basic 6. 8176561991. Alameda, CA / New Delhi: Sybex / BPB Publications, 1999.

Cita MLA (9th ed.)

Petroutsos i Evangelos. Database Programming with Visual Basic 6. 8176561991. Sybex / BPB Publications, 1999.