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040 _aNITIL
_cNITIL
082 _221st
_a005.133ABAP
_bG816S
100 _aGreenwood, Ken
245 0 _aSAMS teach yourself ABAP/4 in 21 days
260 _aNew Delhi
_bTechmedia
_c2009
300 _axvii,730p.
650 _aCOMPUTER PROGRAMMING
942 _cBKS
999 _c71223
_d71223