TY  - BOOK
AU  - Abbott, J C  .
AU  - Makehan,J P  .
TI  - Agricultural economics and marketing in the tropics / 
SN  - 0  582  60304  8
U1  - 630.33 
PY  - 1979///
CY  - London : 
PB  - Longman , 
ER  -