TY  - BOOK
AU  - Kretschmer, R
TI  - Developing sap's r/3 applications with abap/4
SN  - 81-7029-800-8
U1  - 004.678 
PY  - 1997///
CY  - New Delhi
PB  - Bpb Publications
KW  - Computer EngineeringInformation Technology
ER  -