00581nam a2200169 4500 20150511092641.0 000 000 UOEL SB199 .I3 1983 International Livestock Centre for Africa Pastoral Systems Research in Sub-Saharan Africa :Proceedings of the IDRC/ILCA Workshop held at ILCA, Addis Ababa, Ethiopia 21 to 24 March, 1983 Addis Ababa,Ethiopia.: international Livestock Centre for Africa, c1983. vii,480p.: ill.; Pastoral Systems Research lcc LL 7039 7039