KOCH GEORGE. (1993). ORACLE 7: THE COMPLETE REFERENCE. OSBORNE MCGRAW-HILL.
Chicago Style aipamenaKOCH GEORGE. ORACLE 7: THE COMPLETE REFERENCE. BERKELEY USA: OSBORNE MCGRAW-HILL, 1993.
MLA aipamenaKOCH GEORGE. ORACLE 7: THE COMPLETE REFERENCE. OSBORNE MCGRAW-HILL, 1993.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.