Estados Unidos de America.Congress. Library. Division of manuscripts. (1918). Check list of collections of personal papers in historical societies, university and public libraries, and other learned institutions in the United States. Gov. Print. off..
Cita Chicago Style (17a ed.)Estados Unidos de America.Congress. Library. Division of manuscripts. Check List of Collections of Personal Papers in Historical Societies, University and Public Libraries, and Other Learned Institutions in the United States. Washington: Gov. Print. off., 1918.
Cita MLA (9a ed.)Estados Unidos de America.Congress. Library. Division of manuscripts. Check List of Collections of Personal Papers in Historical Societies, University and Public Libraries, and Other Learned Institutions in the United States. Gov. Print. off., 1918.