000 00350nam a2200097Ia 4500
008 120223s9999 xx 000 0 und d
082 _a146.3 SAN
100 _aSankratyayan, R.
245 _aVaigyanik bhoutikvad.
260 _bLokbharati Prakashan
_aAllahabad
_c1993
999 _c147030
_d147030