000 00347nam a2200133Ia 4500
008 160316s1973 xxu||||| |||| 00| 0 eng d
020 _a0801813042
100 _aCharles Susskind
245 _aUnderstanding Technology
250 _a1st
260 _aBALTIMORE AND LONDON
_bTHE JOHNS HOPKINS UNIVERSITY PRESS
_c1973
300 _a163
700 _a
_a
999 _c32526
_d32526