Cita APA (7th ed.)

1878-1967 Sandburg, C. (1960). Abraham Lincoln: The prairie years and the war years: in three volumes (Primera edición.). Editoral Dell Publishing.

Cita Chicago (17th ed.)

1878-1967 Sandburg, Carl. Abraham Lincoln: The Prairie Years and the War Years: in Three Volumes. Primera edición. New York: Editoral Dell Publishing, 1960.

Cita MLA (8th ed.)

1878-1967 Sandburg, Carl. Abraham Lincoln: The Prairie Years and the War Years: in Three Volumes. Primera edición. Editoral Dell Publishing, 1960.