APA (7th ed.) Citation

Gilbert. (1991). The Second World War: A complete history (Rev. ed.). H. Holt.

Chicago Style (17th ed.) Citation

Gilbert. The Second World War: A Complete History. Rev. ed. New York: H. Holt, 1991.

MLA (8th ed.) Citation

Gilbert. The Second World War: A Complete History. Rev. ed. H. Holt, 1991.