APA (7th ed.) Citation

Herring. (1989). America's longest war: The United States and Vietnam, 1950-1975 (2nd ed.). Random House.

Chicago Style (17th ed.) Citation

Herring. America's Longest War: The United States and Vietnam, 1950-1975. 2nd ed. United State of America: Random House, 1989.

MLA (8th ed.) Citation

Herring. America's Longest War: The United States and Vietnam, 1950-1975. 2nd ed. Random House, 1989.