Dyfyniad APA
Jefferson, T., & Looney, J. J. (2011). The papers of Thomas Jefferson. Princeton University Press.
Dyfyniad Arddull Chicago
Jefferson, Thomas, and J. Jefferson Looney. The Papers of Thomas Jefferson. Princeton, NJ: Princeton University Press, 2011.
Dyfyniad MLA
Jefferson, Thomas, and J. Jefferson Looney. The Papers of Thomas Jefferson. Princeton University Press, 2011.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.