APA (7th ed.) Citation

Herring. (1979). America's longest war: The United States and Vietnam 1950-1975. John Wiley.

Chicago Style (17th ed.) Citation

Herring. America's Longest War: The United States and Vietnam 1950-1975. New York: John Wiley, 1979.

MLA (8th ed.) Citation

Herring. America's Longest War: The United States and Vietnam 1950-1975. John Wiley, 1979.