000 00319nam a2200121Ia 4500
008 191024s9999||||xx |||||||||||||| ||und||
020 _a8186803686
100 _aDr.Krishna Kumar Rettu
245 0 _aVyavaharik Hindi
260 _b National Publishing House
_aNew Delhi
_c2000
650 _aFunctional Hindi
942 _cBK
999 _c54437
_d54437