000 00244nam a2200109Ia 4500
008 220201s1990 xx 000 0 eng d
100 _aDYSONR, R.W.
245 0 _aENGINEERING POLYMERS
260 _bBLACKIE
_c1990
300 _a196
942 _2ddc
999 _c69223
_d69223