APA (7th ed.) Citation

Mayer, J. M., & National Security League. (1919). The law of free speech. National Security League.

Chicago Style (17th ed.) Citation

Mayer, Julius M., and National Security League. The Law of Free Speech. Washington: National Security League, 1919.

MLA (8th ed.) Citation

Mayer, Julius M., and National Security League. The Law of Free Speech. National Security League, 1919.