Philippakis,Andreas S. Information System Through Cobol / by Andreas S. Philippakis and Leonard J. Kazmier - New Delhi: McGraw-Hill, 1978. - xiii,606p. ISBN: 007Y855846 Subjects--Topical Terms: Arithmetic verbs COBOL Language Computer ScienceMagnetic Tape Dewey Class. No.: 001.6424 / PHI/I