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
"Pipping, Knut",Land holding in the Usangu plain : a survey of two villages in the southern highlands of Tanzania,,Nord. afrikainst.,1976,Research report,,9171060979,,https://cir.nii.ac.jp/crid/1130000797824463360