Style de citation APA (7e éd.)
EUA. United States Congress : (90° Congress : 1967-1968). (1967). Congressional Pictorial Directory: January 1967. Government Printing Office.
Style de citation Chicago (17e éd.)
EUA. United States Congress : (90° Congress : 1967-1968). Congressional Pictorial Directory: January 1967. Washington, EUA: Government Printing Office, 1967.
Style de citation MLA (9e éd.)
EUA. United States Congress : (90° Congress : 1967-1968). Congressional Pictorial Directory: January 1967. Government Printing Office, 1967.
Attention : ces citations peuvent ne pas être correctes à 100%.