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 United States. Army. Corps of Engineers,"Conventional signs, military symbols, and abbreviations",,"U.S. Govt. Print. Off., 1943",1943,War Department basic field manual,,,,https://cir.nii.ac.jp/crid/1130000795257754112