(2000). Natural constraints on livestock production in the tropics and subtropics: In reference to Africa. Egyptian Journal of Animal Production, 37(5), 69-106. doi: 10.21608/ejap.2000.167663
. "Natural constraints on livestock production in the tropics and subtropics: In reference to Africa". Egyptian Journal of Animal Production, 37, 5, 2000, 69-106. doi: 10.21608/ejap.2000.167663
(2000). 'Natural constraints on livestock production in the tropics and subtropics: In reference to Africa', Egyptian Journal of Animal Production, 37(5), pp. 69-106. doi: 10.21608/ejap.2000.167663
Natural constraints on livestock production in the tropics and subtropics: In reference to Africa. Egyptian Journal of Animal Production, 2000; 37(5): 69-106. doi: 10.21608/ejap.2000.167663
Natural constraints on livestock production in the tropics and subtropics: In reference to Africa