000 00268nam a2200121Ia 4500
008 210212s9999 xx 000 0 und d
040 _crty
100 _aGupta , R L. and Gupta V.K
245 0 _aVitiya lekhankan
260 _aNew Delhi
300 _a2007
942 _cBB
999 _c9056
_d9056