000 00422nam a2200181Ia 4500
008 160910s9999 xx 000 0 und d
020 _aNULL
040 _cSGVU Library
041 _cHindi
100 _aTungaria, R.C.
245 _aConcepts of Nature
_cBy R.C. Tungaria
250 _aNULL
260 _aNULL
_bFriends Pub.
_cNULL
300 _aNULL
520 _aEducation
650 _aEducation
942 _cBOOKS
999 _c59942
_d59942