TY  - BOOK
AU  - Webber, C. Martin
TI  - Building competitiveness in Africa's agriculture: a guide to value chain concepts and applications 
SN  - 978-0-8213-7952-3
U1  - 338.1096 WEB 
PY  - 2010///
CY  - Washington DC
PB  -  The World Bank
KW  - Agriculture economics aspect - Africa
ER  -