000 00292nam a2200121Ia 4500
008 220201s1990 xx 000 0 eng d
082 _a030
_bCRY
100 _aCrystal, Devid
245 0 _aCambridge encyclpedia
260 _bCambridge University Press
_c1990
300 _a1334
942 _2ddc
999 _c26394
_d26394