000 00332nam a2200145Ia 4500
008 170101s1970 xx 000 0 und d
082 _a501 H32P
100 _aHARRE, Rom
245 0 _aPrinciples of scientific thinking
260 _bChicago
_c1970
300 _a324p
650 _aSCIENCE
653 _aSCIENCE
942 _2ddc
_cB
999 _c38774
_d38774