TY  - BOOK
AU  - Colman,David
AU  - Young,Trevor
TI  - Principles of agricultural economics: markets and prices in less developed countries 
SN  - 0521334306
PY  - 1989///
CY  - Cambridge
PB  - Cambridge University Press
KW  - Agriculture
KW  - Economic aspects
KW  - Developing countries
KW  - Agriculture prices
ER  -