00277nam a2200121Ia 45000030006000000080041000060400015000471000015000622450040000772600009001175460012001260050017001380STCL150530s9999    xx            000 0 und d  aSTCLcSTCL  aJain, V.K.  aOLevel module computer fundementals  c1994  aEnglish20220125160211.0