Childs, J. B. (1930). An Account of Government Document Bibliography in the United States and Elsewhere. Government Printing Office.
Cita Chicago Style (17a ed.)Childs, James B. An Account of Government Document Bibliography in the United States and Elsewhere. Washington, D.C: Government Printing Office, 1930.
Cita MLA (8a ed.)Childs, James B. An Account of Government Document Bibliography in the United States and Elsewhere. Government Printing Office, 1930.
Precaución: Estas citas no son 100% exactas.