著者名,書名,版表示,出版者名,出版年,シリーズ名,番号,ISBN,ISSN,URL
"Ayeni. A. O. and Bosman, H. G.","Proceedings of an international Workshop at the Obafemi Awolowo University,lle-lfe Nigeria,6 - 9 July 1992",,Wageningen,1993,Goat production systems in the humid tropics,,9022010783,,https://cir.nii.ac.jp/crid/1130000795960950272