APA (7th ed.) Citation

Elson, R. T. (1977). Prelude to word war II. Time-Life Books.

Chicago Style (17th ed.) Citation

Elson, Robert T. Prelude to Word War II. Alexandria, Virginia: Time-Life Books, 1977.

MLA (8th ed.) Citation

Elson, Robert T. Prelude to Word War II. Time-Life Books, 1977.

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