APA (7th ed.) Citation

Coddington, E. B. (1989). The Gettysburg campaign: A study in command (Collector's ed.). Easton Press.

Chicago Style (17th ed.) Citation

Coddington, Edwin B. The Gettysburg Campaign: A Study in Command. Collector's ed. Norwalk, Conn.: Easton Press, 1989.

MLA (9th ed.) Citation

Coddington, Edwin B. The Gettysburg Campaign: A Study in Command. Collector's ed. Easton Press, 1989.