Koch, G. (1997). Oracle: The complete reference. TMH.
Chicago-čujuhus (17. p.)Koch, George. Oracle: The Complete Reference. New delhi: TMH, 1997.
MLA-čujuhus (9. p.)Koch, George. Oracle: The Complete Reference. TMH, 1997.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.