APA (7th ed.) Citation

Petersen, S., & Everett, E. (1963). The Gettysburg addresses: The story of two orations. F. Ungar.

Chicago Style (17th ed.) Citation

Petersen, Svend, and Edward Everett. The Gettysburg Addresses: The Story of Two Orations. New York: F. Ungar, 1963.

MLA (9th ed.) Citation

Petersen, Svend, and Edward Everett. The Gettysburg Addresses: The Story of Two Orations. F. Ungar, 1963.