TY  - BOOK
AU  - Rosenstiehl, P.
AU  - Mothes, J.
AU  - Silvey, A.
TI  - Mathematics in management: the language of sets, statistics and variables
U1  - 658.4033 
PY  - 1968///
CY  - Amsterdam
PB  - North-Holland Publishing Co.
N1  - from French
ER  -