000 00209 a2200097 4500
001 3154
100 _aAchyat, K.S
245 _aEducational & national cherectots
260 _a
_bAshih
_c
090 _c2435
_d2435
942 _aNUST-CAE
_cM
_c15947
999 _c238227
_d238227