000 00319nam a2200121Ia 4500
008 140113s9999 xx 000 0 und d
082 _a001.89 J7
100 _a"Beveridge, W.I.B."
245 _aArt of Scientific investigation 3rd edition
260 _a1957
_bW.H.Freeman & Co.
_cLondon
300 _a178
942 _cBK
999 _c57279
_d57279