000 00268nam a2200109Ia 4500
008 191024s9999||||xx |||||||||||||| ||und||
100 _aPadma Agrawal
245 0 _aManovigyan Aur Siksha
260 _bNagarapracharani Sabha
_aVaranasi
650 _aScience
942 _cBK
999 _c54778
_d54778