Ludwig, E. (1967). Lincoln ([5“ ed.].). Juventud.
Chicago Style (17th ed.) CitationLudwig, Emil. Lincoln. [5“ ed.]. Barcelona: Juventud, 1967.
MLA (9th ed.) CitationLudwig, Emil. Lincoln. [5“ ed.]. Juventud, 1967.
Warning: These citations may not always be 100% accurate.