000 00308nam a2200097Ia 4500
008 120223s9999 xx 000 0 und d
082 _aH 491.433 KOS
100 _aBahari, Hardev
245 _aKosh-vigyan -siddhant aur prayog
260 _bVishwavidyalaya Prakashan
_aVaranasi
_c1989
999 _c146228
_d146228