Cita APA (7th ed.)

(1968). Code of federal regulations. [electronic resource]. Title 3, The President.

Cita Chicago (17th ed.)

Code of Federal Regulations. [electronic Resource]. Title 3, The President. 1968.

Cita MLA (9th ed.)

Code of Federal Regulations. [electronic Resource]. Title 3, The President. 1968.

Atenció: Aquestes cites poden no estar 100% correctes.