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. Naval Oceanographic Office,Sailing directions for the southeast coast of Africa : Cape of Good Hope to Ras Hafun,5th ed,U.S. Naval Oceanographic Office under the authority of the Secretary of the Navy,1968,H.O. pub.,,,,https://cir.nii.ac.jp/crid/1130000796979786752