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Dyfyniad Arddull ChicagoUrman, Scott. Oracle8i Advanced PL/SQL Programming. Berkeley, Calif: Osborne/McGraw-Hill, 2000.
Dyfyniad MLAUrman, Scott. Oracle8i Advanced PL/SQL Programming. Berkeley, Calif: Osborne/McGraw-Hill, 2000.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.