PHILIPPAKIS, A. S. (1983). Information System Thruog Cobol Andreas S. Philippakis And Leonard J. Kazmier. McGraw-Hill.
Dyfyniad Arddull ChicagoPHILIPPAKIS, Andreas S. Information System Thruog Cobol Andreas S. Philippakis And Leonard J. Kazmier. McGraw-Hill, 1983.
Dyfyniad MLAPHILIPPAKIS, Andreas S. Information System Thruog Cobol Andreas S. Philippakis And Leonard J. Kazmier. McGraw-Hill, 1983.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.