000 00293nam a2200121Ia 4500
008 191024s9999||||xx |||||||||||||| ||und||
100 _aWolf, A.
245 0 _aEssentials Of Scientific Method
250 _a2ND ED.
260 _bGeorge Allen And Unwin
_aLondon
650 _aLogic
942 _cBK
999 _c61661
_d61661