01004nam--2200337---450-99000236669020331620090316105515.0000236669USA01000236669(ALEPH)000236669USA0100023666920050118d1972----km-y0itay0103----baengNL||||||||001yyIntroduction to sets and mappings in modern economicsHukukane NikaidoAmsterdam [etc.]North Holland Publ.1972XIV, 344 p.23 cm20012001001-------2001NIKAIDO,Hukukane56045ITsalbcISBD990002366690203316330.01NIK 1 (IEP IX 21)13872 E.C.IEP IX00201346BKECOSIAV71020050118USA011321RSIAV59020090316USA011055Introduction to sets and mappings in modern economics462482UNISA