TY  - BOOK
AU  - Luderer, Bernd
AU  - Nollau, Volker
AU  - Vetters, Klaus
TI  - Mathematical formulas for economists
SN  - 3540426167
U1  - 510.25 
PY  - 2002///
CY  - Berlin
PB  - Springer-Verlag
ER  -