APA

United States, . (1999). Public papers of the presidents of the United States. : National Archives and Records Administration.

Chicago

United States, . 1999. Public papers of the presidents of the United States. : National Archives and Records Administration.

Harvard

United States, . (1999). Public papers of the presidents of the United States. : National Archives and Records Administration.

MLA

United States, . Public papers of the presidents of the United States. : National Archives and Records Administration. 1999.