Dyfyniad APA
Lincoln, A., Gates, H. L., & Yacovone, D. (2009). Lincoln on race & slavery. Princeton University Press.
Dyfyniad Arddull Chicago
Lincoln, Abraham, Henry Louis Gates, and Donald Yacovone. Lincoln on Race & Slavery. Princeton, N.J.: Princeton University Press, 2009.
Dyfyniad MLA
Lincoln, Abraham, et al. Lincoln on Race & Slavery. Princeton University Press, 2009.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.