00357 a2200145 4500 0749260106 004 LIV 5807 7866 Living with technology block 5 computing Walton Open university 1989 1989 20p. 23cm. DATA PROCESSING COMPUTER SCIENCE L 34648 34648 0 0 0 0 LEN MAIN MAIN LEN 2008-09-12 0 004LIV 3484 2017-08-23 00:00:00 0.00 2016-10-31 L