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
"Villareal, Ruben L. and Griggs, T. D. and Asian Vegetable Research and Development Center and International Symposium on Sweet Potato",Sweet potato : proceedings of the First international symposium,,Asian Vegetable Research and Development Center,1982,AVRDC publication,,,,https://cir.nii.ac.jp/crid/1130000794647096448