TY  - BOOK
AU  - Beach,E.F.
TI  - Economic models: an exposition 
U1  - 330.182 16
PY  - 1957/// [Reprint 1960-64]
CY  - New York
PB  - Wiley
KW  - Economics
KW  - Mathematical models
N1  - Includes index
UR  - http://www.worldcat.org/title/economic-models-an-exposition/oclc/26408588&referer=brief_results
ER  -