TY  - BOOK
AU  - Sumner Daniel A
AU  -  Antle John M Ed
TI  - Economics of agriculture. 2 V
SN  - 0226401723
U1  - X9(J)xN16, N6.1-N6.2 
PY  - 1996///
CY  - Chicago
PB  - University of Chicago Press       
KW  - Agricultural Economics
ER  -