Cole, A. C. (1923). Lincoln's "House divided" speech ; did it reflect a doctrine of class struggle?: An address delivered before the Chicago Historical Society on March 15, 1923. Chicago, IL: University of Chicago Press.

Cole, Arthur Charles. Lincoln's "House Divided" Speech ; Did It Reflect a Doctrine of Class Struggle?: An Address Delivered Before the Chicago Historical Society On March 15, 1923. Chicago, IL: University of Chicago Press, 1923.

Cole, Arthur Charles. Lincoln's "House Divided" Speech ; Did It Reflect a Doctrine of Class Struggle?: An Address Delivered Before the Chicago Historical Society On March 15, 1923. Chicago, IL: University of Chicago Press, 1923.