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 "Skerman, Percy J. and Riveros, Fernando",Hay and straw conservation : for small-scale farming and pastoral conditions,,Food and Agriculture Organization of the United Nations,2000,FAO plant production and protection series,,9251044589,,https://cir.nii.ac.jp/crid/1130282271506118528