Cita APA (7th ed.)

American Library Association. (1942). National defense and the public library. American Library Association.

Cita Chicago (17th ed.)

American Library Association. National Defense and the Public Library. Chicago: American Library Association, 1942.

Cita MLA (9th ed.)

American Library Association. National Defense and the Public Library. American Library Association, 1942.

Atenció: Aquestes cites poden no estar 100% correctes.