000 00305nam a2200133Ia 4500
008 180611s9999||||xx |||||||||||||| ||und||
041 _aen
082 _a600
100 _aERCA
245 0 _aTechnology: Promiss & Problems
260 _aBoston.
_bAllyn & Bacon, inc,
_c1977
300 _a168p.
942 _cLL
999 _c4097
_d4097