000 00275nam a2200109Ia 4500
008 220606s9999 xx 000 0 und d
100 _aHARI SHANKAR
_912048
245 0 _aVIGYAN KA KAKSHA SHIKSHAN
260 _bSAHITYA PRAKASHAN AGRA
_c2018
300 _a127
942 _cBK
999 _c107106
_d107106