APA (7th ed.) Zitazioa

Snowdon, N. (1999). Oracle programming with Visual Basic. Sybex.

Chicago Style (17th ed.) Zitazioa

Snowdon, Nick. Oracle Programming with Visual Basic. San Francisco, Calif.: Sybex, 1999.

MLA (9th ed.) Zitazioa

Snowdon, Nick. Oracle Programming with Visual Basic. Sybex, 1999.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.