APA (7th ed.) Citation

Barber, C., Barber, R. G., & Swinson, G. E. (1991). The Civil War letters of Charles Barber, private, 104th New York Volunteer Infantry. G.E. Swinson.

Chicago Style (17th ed.) Citation

Barber, Charles, Raymond G. Barber, and Gary E. Swinson. The Civil War Letters of Charles Barber, Private, 104th New York Volunteer Infantry. Torrance, Calif.: G.E. Swinson, 1991.

MLA (9th ed.) Citation

Barber, Charles, et al. The Civil War Letters of Charles Barber, Private, 104th New York Volunteer Infantry. G.E. Swinson, 1991.