United States. Shipping Board. (1917). Suggested regulations for protection of ships imperiled by mines or submarines. U.S. GPO.
Chicago Style (17th ed.) CitationUnited States. Shipping Board. Suggested Regulations for Protection of Ships Imperiled by Mines or Submarines. Washington: U.S. GPO, 1917.
MLA (9th ed.) CitationUnited States. Shipping Board. Suggested Regulations for Protection of Ships Imperiled by Mines or Submarines. U.S. GPO, 1917.
Warning: These citations may not always be 100% accurate.