000 00267nam a2200121Ia 4500
008 220201s1991 xx 000 0 eng d
082 _a0
_bKHA
100 _aKhanna,O.P.
245 0 _aGeneral knowledge reference .
260 _c1991
300 _a640
942 _2ddc
_02
999 _c6751
_d6751