Cita APA (7a ed.)

Herring, G. C. (2014). America's longest war: The United States and Vietnam, 1950-1975 (5th ed.). McGraw-Hill Education.

Cita Chicago Style (17a ed.)

Herring, George C. America's Longest War: The United States and Vietnam, 1950-1975. 5th ed. New York: McGraw-Hill Education, 2014.

Cita MLA (9a ed.)

Herring, George C. America's Longest War: The United States and Vietnam, 1950-1975. 5th ed. McGraw-Hill Education, 2014.