APA (7th ed.) Citation

Werner, M., Norden, H., & Norden, R. (1941). Battle for the world: The strategy and diplomacy of the second world war. Modern Age Books.

Chicago Style (17th ed.) Citation

Werner, Max, Heinz Norden, and Ruth Norden. Battle for the World: The Strategy and Diplomacy of the Second World War. New York: Modern Age Books, 1941.

MLA (9th ed.) Citation

Werner, Max, et al. Battle for the World: The Strategy and Diplomacy of the Second World War. Modern Age Books, 1941.