Gaya APA
Code of Federal Regulations. (1971).
Amerika:
Office of The Federal Register.
Gaya Chicago
Code of Federal Regulations.
.
Amerika:
Office of The Federal Register,
1971.
Text.
Gaya MLA
Code of Federal Regulations.
.
Amerika:
Office of The Federal Register,
1971.
Text.
Gaya Turabian
Code of Federal Regulations.
Amerika:
Office of The Federal Register,
1971.
Print.