Ramalho, J. A. (1998). Learn personal oracle 8.0 with power objects 2.0. BPB.
Cita Chicago (17th ed.)Ramalho, Jose A. Learn Personal Oracle 8.0 with Power Objects 2.0. New Delhi: BPB, 1998.
Cita MLA (9th ed.)Ramalho, Jose A. Learn Personal Oracle 8.0 with Power Objects 2.0. BPB, 1998.
Atenció: Aquestes cites poden no estar 100% correctes.