00343nam 2206526 45000010005000000030023000050050009000280080041000370820010000780200018000881000030001062600026001363000015001622450022001776526StarLibrary Marc Built20180420201711 ||||| |||||||||||amh  a001.6 a0-600-32204-1 aJohn O. E. Clark (Editor) bLondon: Hamlyn c1979 a159p: 15cm aComputers at Work