00362nam a2200133Ia 4500008004100000040001600041041001200057082001700069100002100086245004900107250001200156260004400168300001600212230917s9999||||xx |||||||||||||| ||und||  e41053aMAIN  aEnglish  a658.05 C754D  aCondon, Robert J 0aData processing systems: analysis and design  a4th ed.  aNew DelhibPrentice Hall of Indiac1987  axiv, 410 p.