TY  - BOOK
AU  - Nikaido,H
TI  - Introduction to sets and mappings in Modern Economics 
SN  - 720430437
U1  - 330.0151 
PY  - 1970///
CY  - London: 
PB  - North holland publishing, 
KW  - Economics
KW  - Linear Spaces
KW  - Saddle Point
KW  - Topological  Concepts
ER  -