Gaya APA
Office, U, G, P. (1995).
Code of Federal Regulations | Energy | 10 Parts 51 TO 199 | Revised as of January 1, 1995 .
Washington:
US Government Printing Office.
Gaya MLA
Office, US, Government, Printing.
"Code of Federal Regulations | Energy | 10 Parts 51 TO 199 | Revised as of January 1, 1995".
Washington:
US Government Printing Office,
1995.
Pedoman.