APA (7th ed.) Citation

Chewning, A. J. (1993). The approaching storm: U-boats off the Virginia coast during World War II. Brandylane.

Chicago Style (17th ed.) Citation

Chewning, Alpheus J. The Approaching Storm: U-boats off the Virginia Coast During World War II. Lively, Va: Brandylane, 1993.

MLA (9th ed.) Citation

Chewning, Alpheus J. The Approaching Storm: U-boats off the Virginia Coast During World War II. Brandylane, 1993.