000 00273nam a2200109Ia 4500
008 190103s2014 xx 000 0 und d
082 _a48051
100 _aKhan m.y/jain p.k
245 _aEncyclopedia britannicg
250 _a6th
260 _bMc graw hill New delhi
_c2014
999 _c192604
_d192604