000 00342nam a2200145Ia 4500
008 170101s1968 xx 000 0 und d
082 _aPJ 500 J11V
100 _aJabalin, I
245 0 _aVigyan ate bhavikh
260 _aDelhi
_bNavyug Publishers
_c1968
300 _a19cm; 118
650 _aSCIENCE
653 _aSCIENCE
942 _2ddc
_cB
999 _c26350
_d26350