APA (7th ed.) Citation

Sandburg, C. (1947). Abraham Lincoln (The Sangamon ed.). C. Scribner's Sons.

Chicago Style (17th ed.) Citation

Sandburg, Carl. Abraham Lincoln. The Sangamon ed. New York: C. Scribner's Sons, 1947.

MLA (9th ed.) Citation

Sandburg, Carl. Abraham Lincoln. The Sangamon ed. C. Scribner's Sons, 1947.