United States. Secret Service & United States. National Archives and Records Service. (2019). Daily reports of the U.S. Secret Service agents, 1875-1936. [United States Congress and National Archives and Records Administration].
Chicagoスタイル(17版)引用形式United States. Secret Service , United States. National Archives and Records Service. Daily Reports of the U.S. Secret Service Agents, 1875-1936. [Washington, DC]: [United States Congress and National Archives and Records Administration], 2019.
MLA(8版)引用形式United States. Secret Service , United States. National Archives and Records Service. Daily Reports of the U.S. Secret Service Agents, 1875-1936. [United States Congress and National Archives and Records Administration], 2019.
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