APA (7th ed.) Citation

O'Ballance, E. (1981). The wars in Vietnam, 1954-1980 (New enl. ed.). Hippocrene Books.

Chicago Style (17th ed.) Citation

O'Ballance, Edgar. The Wars in Vietnam, 1954-1980. New enl. ed. New York, N.Y.: Hippocrene Books, 1981.

MLA (9th ed.) Citation

O'Ballance, Edgar. The Wars in Vietnam, 1954-1980. New enl. ed. Hippocrene Books, 1981.