000 00278nam a2200109Ia 4500
008 220201s1952 xx 000 0 eng d
100 _aWilliam, EB
245 0 _aScientific research & introduction to
260 _bLondon: Mc Graw Hill & Co
_c1952
300 _a375
942 _2ddc
999 _c70708
_d70708