Peterson 1977, str. 781.; Ellis 2007, str. 207–210. Peterson, Merrill D. 1977. The Portable Thomas Jefferson. Penguin Press. str. 589. ISBN978-1-101-12766-7Url Ellis, Joseph J. 2007. American Creation: Triumphs and Tragedies in the Founding of the Republic. Knopf. ISBN978-0-307-26369-8
Office of the Historic American Buildings Survey/Historic American Engineering Record (HABS/HAER), of the National Park Service, Library of Congress. Rujan 1994. Documentation of the Jefferson Memorial. Pristupljeno 4. rujna 2009.CS1 održavanje: više imena: authors list (link)
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Jefferson's Library. Library of Congress. 3. kolovoza 2010. Pristupljeno 19. lipnja 2011.
Roberts, Sam. 21. veljače 2011. A Founding Father’s Books Turn Up. The New York Times. Inačica izvorne stranice arhivirana 21. studenoga 2011. Pristupljeno 30. siječnja 2013.
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Memoirs of Madison Hemings. Frontline. Public Broadcasting Service – WGBH Boston. Pristupljeno 29. studenoga 2011.
Jefferson, Thomas. 12. listopada 1786. Head and Heart Letter. PBS.org. Pristupljeno 1. kolovoza 2007.
Argetsinger, Amy; Roberts, Roxanne. 3. siječnja 2007. But It's Thomas Jefferson's Koran!. The Washington Post. Inačica izvorne stranice arhivirana 21. studenoga 2011. Pristupljeno 30. siječnja 2013.
Roberts, Sam. 21. veljače 2011. A Founding Father’s Books Turn Up. The New York Times. Inačica izvorne stranice arhivirana 21. studenoga 2011. Pristupljeno 30. siječnja 2013.
Argetsinger, Amy; Roberts, Roxanne. 3. siječnja 2007. But It's Thomas Jefferson's Koran!. The Washington Post. Inačica izvorne stranice arhivirana 21. studenoga 2011. Pristupljeno 30. siječnja 2013.
Malone 1948, str. 437–440 The actual amount of land and slaves that Jefferson inherited is estimated. The first known record Jefferson made in regards to slave ownership, was in 1774, when he owned 41. Malone, Dumas. 1948. Jefferson, The Virginian. Jefferson and His Time. 1. Little Brown. OCLC1823927