000 00343nam a2200145Ia 4500
008 140317s9999 xx 000 0 und d
082 _a500.685
100 _aWhitney,F.L.
245 4 _aThe elements of research.
260 _aBombay
_bAsia Pub.
_c1959
300 _a539
650 _aPure Science
653 _aPure Science
942 _2ddc
_cBK
999 _c1892
_d1892