00617nam a22002297a 4500 3363 OCLRC 20260730040112.0 160503t xxu||||| |||| 00| 0 eng d 0256070016 OCLRC GC 004 Ob1 1989 O'Brien, James A. Computers concepts and applications: with an introduction to software and BASIC James A. O'Brien 3rd ed. xvi, 470p. 25cm. Includes index. Computers. Data processing. Programming. BOOK GC 004 Ob1 1989 3363 3363