United States. Post Office Dept. Solicitor & Korn, L. L. (1928). Official opinions of the Solicitor of the Post Office Department. U.S. G.P.O..
Chicago Style (17th ed.) CitationUnited States. Post Office Dept. Solicitor and Louis L. Korn. Official Opinions of the Solicitor of the Post Office Department. Washington: U.S. G.P.O., 1928.
MLA引文United States. Post Office Dept. Solicitor and Louis L. Korn. Official Opinions of the Solicitor of the Post Office Department. U.S. G.P.O., 1928.
警告:這些引文格式不一定是100%准確.