APA (7th ed.) Citation

Hickey, D., & Smith, G. (1982). Seven days to disaster: The sinking of the Lusitania (1st American ed.). Putnam.

Chicago Style (17th ed.) Citation

Hickey, Des, and Gus Smith. Seven Days to Disaster: The Sinking of the Lusitania. 1st American ed. New York: Putnam, 1982.

MLA (9th ed.) Citation

Hickey, Des, and Gus Smith. Seven Days to Disaster: The Sinking of the Lusitania. 1st American ed. Putnam, 1982.