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
"Sharma, Shankar and Institute of Southeast Asian Studies. ASEAN Economic Research Unit",Role of the petroleum industry in Singapore's economy,,Institute of Southeast Asian Studies,1989,Research notes and discussions paper,,981303534X,,https://cir.nii.ac.jp/crid/1130282273294665472