Davis, E. H. (1954). But we were born free. Indianapolis: Bobbs-Merrill.
Trích dẫn kiểu ChicagoDavis, Elmer Holmes. But We Were Born Free. Indianapolis: Bobbs-Merrill, 1954.
MLA引文Davis, Elmer Holmes. But We Were Born Free. Indianapolis: Bobbs-Merrill, 1954.
警告：这些引文格式不一定是100％准确.