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
"Graven, E. H.",The ecological environment : its challenge to the agronomist at Fort Hare,,Fort Hare University Press,1971,Fort Hare inaugural lectures,,,,https://cir.nii.ac.jp/crid/1130000795766015616