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
Drewry Shipping Consultants,Sea trade and transport of coal,,H.P. Drewry (Shipping Consultants),1977,An Economic study,,,,https://cir.nii.ac.jp/crid/1130282269432173312