Cita APA (7th ed.)
Harrison, J. L. (2010). 100 GPO years, 1861-1961: A history of United States public printing (Sesquicentennial edition.). For sale by the Superintendent of Documents, United States Government Printing Office.
Cita Chicago (17th ed.)
Harrison, James L. 100 GPO Years, 1861-1961: A History of United States Public Printing. Sesquicentennial edition. Washington, District of Columbia: For sale by the Superintendent of Documents, United States Government Printing Office, 2010.
Cita MLA (9th ed.)
Harrison, James L. 100 GPO Years, 1861-1961: A History of United States Public Printing. Sesquicentennial edition. For sale by the Superintendent of Documents, United States Government Printing Office, 2010.
Atenció: Aquestes cites poden no estar 100% correctes.