APA (7th ed.) Citation

ProQuest (Firm). (1916). Vessels sunk by German submarines, mines, or warships. [publisher not identified].

Chicago Style (17th ed.) Citation

ProQuest (Firm). Vessels Sunk by German Submarines, Mines, or Warships. Washington: [publisher not identified], 1916.

MLA (9th ed.) Citation

ProQuest (Firm). Vessels Sunk by German Submarines, Mines, or Warships. [publisher not identified], 1916.

Warning: These citations may not always be 100% accurate.