000 00211 a2200097 4500
001 2967
100 _aJohson, S.B
245 _aProb in written expression
260 _a
_bGuldoril press
_c
090 _c2258
_d2258
942 _aNUST-CAE
_cM
_c13980
999 _c238040
_d238040