000 00195nam a2200073Ia 4500
008 170817s9999 xx 000 0 und d
100 _aLAM SINGH
245 0 _aMANOVIGYAN EVAM SIKSHA MEIN SANKHYIKEE
260 _bNATIONAL PUB. AGRA
999 _c36267
_d36267