TY  - BOOK
AU  - Nikadido, Hukukane
AU  - Sato, Kazuo ; tr.
TI  - Introduction to sets and mappings in modern economics
U1  - 330.1543 
PY  - 1970///
CY  - Amsterdam
PB  - North-Holland
N1  - "Tr. by Kazuo Sato"
ER  -