000 00295nam a2200121Ia 4500
008 220201s1962 xx 000 0 eng d
082 _a621.8
100 _aRichard M Phelan
245 0 _aFundamentals theory and pratice
260 _bMc Graw Hill Book co.
_c1962
300 _a571
942 _2ddc
999 _c74340
_d74340