APA (7th ed.) Citation

Gilbert, M., & Clark, R. (2020). The first world war: A complete history (Unabridged.). Tantor Media.

Chicago Style (17th ed.) Citation

Gilbert, Martin, and Roger Clark. The First World War: A Complete History. Unabridged. Old Saybrook: Tantor Media, 2020.

MLA (8th ed.) Citation

Gilbert, Martin, and Roger Clark. The First World War: A Complete History. Unabridged. Tantor Media, 2020.

Warning: These citations may not always be 100% accurate.