TY  - DATA
AU  - Ralph Schuhmann
AU  -  Bert Eichhorn
TI  - Contractual Management
SN  - 9783662584828
PB  - springer
KW  - Business and Management
KW  - Procurement
UR  - https://link.springer.com/openurl?genre=book&isbn=978-3-662-58482-8
ER  -