000 00280nam a22001217a 4500
005 20220518154824.0
008 190207b xxu||||| |||| 00| 0 eng d
041 _aeng
100 _aEjiogu, Lem o
_93279
245 _aEffective structured programming
260 _c1983
942 _cBK
999 _c241869
_d241869