000 00267nam a2200121Ia 4500
008 220201s1971 xx 000 0 eng d
100 _aHeyel Corl ed
245 0 _aForeman's handbook
250 _a4th
260 _bMcGraw hill
_c1971
300 _a591
942 _2ddc
999 _c81698
_d81698