000 00300nam a2200121Ia 4500
008 220201s1980 xx 000 0 eng d
082 _a657
_bGUP
100 _aGupt (Reference .D)
245 0 _aSeniour School Vahi Khata .
260 _bArya Book Depot
_aNew Delhi
_c1980
300 _a480
942 _2ddc
999 _c4746
_d4746