000 00296nam a2200121Ia 4500
008 210212s9999||||xx |||||||||||||| ||und||
082 _a4H5 Dub.L9
100 _aDubey ,R.N.
245 0 _aVyavasayik hindi
260 _c1979
_bNational publishing house
_aDelhi
300 _a285p.
942 _cSU
999 _c80249
_d80249