000 00285nam a22001097a 4500
082 0 _a330 BEA
100 1 _aBeach, E. F.
245 1 0 _aEconomic models an exposition
_cE. F. Beach
260 _aNew York :
_bJohn Wiley & Sons
_c1957.
300 _axi, 227 p. ;
_c24 cm.
650 4 _aEconomics
999 _c359602
_d359538