Nikadido, Hukukane <br/><br/>
Introduction to sets and mappings in modern economics   

 - Amsterdam  North-Holland  1970 
 - xiii, 343p. 
<br/><br/> "Tr. by Kazuo Sato".   
<br/><br/><label>Dewey Class. No.: </label>330.1543  / N582.IS