APA (7th ed.) Citation

United States. Consulate (London, England), United States. National Archives and Records Service, & United States. Department of State. (1961). Despatches from United States consuls in London, England, 1790-1906. National Archives.

Chicago Style (17th ed.) Citation

United States. Consulate (London, England), United States. National Archives and Records Service, and United States. Department of State. Despatches from United States Consuls in London, England, 1790-1906. Washington: National Archives, 1961.

MLA (8th ed.) Citation

United States. Consulate (London, England), et al. Despatches from United States Consuls in London, England, 1790-1906. National Archives, 1961.