000 00297nam a2200121Ia 4500
008 220201s1991 xx 000 0 eng d
082 _a621.381 952
100 _aJones, Gerald E
245 0 _aharvard graphics 3 instant reference
260 _bBPB Publisher
_c1991
300 _a197
942 _2ddc
999 _c84845
_d84845