000 00302nam a2200121Ia 4500
008 160710s1977 xx 000 0 und d
082 _a621.381950 SHA
100 _aSHARP,D.E.
245 _aH.B. OF INTERACTIVE COMPUTER TERMINALS
260 _bRESTON PUB. CO.
_c1977
300 _a266
942 _2ddc
_cB
999 _c42346
_d42346