APA (7th ed.) Citation

Prim, J., & McCarthy, M. (1995). Those in peril: The U-boat menace to allied shipping in Newfoundland and Labrador waters World War I and World War II. Jesperson.

Chicago Style (17th ed.) Citation

Prim, Joseph, and Mike McCarthy. Those in Peril: The U-boat Menace to Allied Shipping in Newfoundland and Labrador Waters World War I and World War II. St. John's, NF: Jesperson, 1995.

MLA (9th ed.) Citation

Prim, Joseph, and Mike McCarthy. Those in Peril: The U-boat Menace to Allied Shipping in Newfoundland and Labrador Waters World War I and World War II. Jesperson, 1995.