na INLIS000000000001880 20230614082841 0010-061600000001879 230614 0 eng 0830667059 005.4 Var c1 Varsegi, Alex Command Level CICS Programming / Alex Varsegi America : McGraw Hill, 1995. xiii, 282 p, : ilus ; 23 cm. CICS (Computer system) programming 005.4 Var c