APA aipamena

United States. Consulate (La Unión, El Salvador). (1960). Despatches from United States consuls in La Union, 1854-1887. National Archives, National Archives and Records Service, General Services Administration.

Chicago Style aipamena

United States. Consulate (La Unión, El Salvador). Despatches from United States Consuls in La Union, 1854-1887. Washington: National Archives, National Archives and Records Service, General Services Administration, 1960.

MLA aipamena

United States. Consulate (La Unión, El Salvador). Despatches from United States Consuls in La Union, 1854-1887. National Archives, National Archives and Records Service, General Services Administration, 1960.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.