Styl cytowania APA

Stern, P. V. D. (1940). life and writings of Abraham Lincoln. Modern Library.

Styl cytowania Chicago

Stern, Philip Van Doren. Life and Writings of Abraham Lincoln. New york: Modern Library, 1940.

Styl cytowania MLA

Stern, Philip Van Doren. Life and Writings of Abraham Lincoln. Modern Library, 1940.