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
"Cooray, P. G. (Percival Gerald) and National Museums of Sri Lanka",An introduction to the geology of Sri Lanka (Ceylon),2nd (rev.) ed,National Museums of Sri Lanka Publication,1984,,,,,https://cir.nii.ac.jp/crid/1130000796118013440