APA (7th ed.) Citation

Trefousse, H. L. (1951). Germany and American neutrality, 1939-1941. Bookman Associates.

Chicago Style (17th ed.) Citation

Trefousse, Hans L. Germany and American Neutrality, 1939-1941. New York: Bookman Associates, 1951.

MLA (9th ed.) Citation

Trefousse, Hans L. Germany and American Neutrality, 1939-1941. Bookman Associates, 1951.

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