TY  - BOOK
AU  - Jonson,Marvin B.
AU  - Johnson,Tera L.
TI  - Study guide to accompony Seity, Nelson, Halcrow: economics of resources, agriculture and food 
SN  - 0070258120
AV  - HD1415 J65 1994
PY  - 1994///
CY  - New York
PB  - McGraw-Hill
KW  - Agriculture
KW  - Economic aspects
KW  - Agricultural industries
ER  -