00234nam a22000857a 4500 151119b xxu||||| |||| 00| 0 eng d 9731439079263 9731439079263 DISCOVERING COMPUTERS GARY B. SHELLY 20156058 251425 251425 0 0 lcc 0 0 NFIC 2232 40404 40404 GEN 2015-11-19 1 20156058 2015-12-15 2015-12-03 2015-11-19