TY  - BOOK
AU  -  Keller, Horst,
TI  - ABAP objects : : introduction to programming SAP applications
SN  - 9780201750805
U1  - 005.133 KEL 
PY  - 2002///
CY  - London ; Boston 
PB  - : Addison-Wesley
KW  - SAP R/3
KW  - ABAP/4 (Computer program language)
KW  - Client/server computing
KW  - Horst Keller
KW  - computer science
ER  -