Cita APA (7th ed.)
Cooling, B. F., & Owen, W. H. (2010). Mr. Lincoln's forts: A guide to the Civil War defenses of Washington (New ed.). Scarecrow Press.
Cita Chicago (17th ed.)
Cooling, B. Franklin, i Walton H. Owen. Mr. Lincoln's Forts: A Guide to the Civil War Defenses of Washington. New ed. Lanham, Md.: Scarecrow Press, 2010.
Cita MLA (9th ed.)
Cooling, B. Franklin, i Walton H. Owen. Mr. Lincoln's Forts: A Guide to the Civil War Defenses of Washington. New ed. Scarecrow Press, 2010.
Atenció: Aquestes cites poden no estar 100% correctes.