Dyfyniad APA

FONER, E., & MAHONEY, O. (1990). A house divided: America in the age of Lincoln. CHS and W.W. Norton.

Dyfyniad Arddull Chicago

FONER, Eric, and Olivia MAHONEY. A House Divided: America in the Age of Lincoln. Ner York: CHS and W.W. Norton, 1990.

Dyfyniad MLA

FONER, Eric, and Olivia MAHONEY. A House Divided: America in the Age of Lincoln. CHS and W.W. Norton, 1990.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.