APA (7th ed.) Citation

Ballard, R. D., & Dunmore, S. (2009). Robert Ballard's Lusitania: Probing the mystery of the sinking that changed history (1. publ.). Madison.

Chicago Style (17th ed.) Citation

Ballard, Robert D., and Spencer Dunmore. Robert Ballard's Lusitania: Probing the Mystery of the Sinking That Changed History. 1. publ. Toronto: Madison, 2009.

MLA (9th ed.) Citation

Ballard, Robert D., and Spencer Dunmore. Robert Ballard's Lusitania: Probing the Mystery of the Sinking That Changed History. 1. publ. Madison, 2009.