APA (7th ed.) Citation

Percival, H. W. (1918). The world war, the killed in battle, and reincarnation: (Umschlagtitel.). The Book Department of The Word.

Chicago Style (17th ed.) Citation

Percival, Harold W. The World War, the Killed in Battle, and Reincarnation: (Umschlagtitel.). New York: The Book Department of The Word, 1918.

MLA (9th ed.) Citation

Percival, Harold W. The World War, the Killed in Battle, and Reincarnation: (Umschlagtitel.). The Book Department of The Word, 1918.