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 Great Britain. Air Ministry,The Bristol Bulldog Mark II aeroplane : Bristol Jupiter series VII or series VIIF engine,,His Majesty's Stationery Office,1930,Air Publication,,,,https://cir.nii.ac.jp/crid/1130000797191387520