Black, J. H., Coles, D. J., & Engle, S. D. (2012). A Yankee horseman in the Shenandoah Valley: The Civil War letters of John H. Black, Twelfth Pennsylvania Cavalry. University of Tennessee Press.
Chicago-referens (17:e uppl.)Black, John H., David J. Coles, och Stephen Douglas Engle. A Yankee Horseman in the Shenandoah Valley: The Civil War Letters of John H. Black, Twelfth Pennsylvania Cavalry. Knoxville: University of Tennessee Press, 2012.
MLA-referens (9:e uppl.)Black, John H., et al. A Yankee Horseman in the Shenandoah Valley: The Civil War Letters of John H. Black, Twelfth Pennsylvania Cavalry. University of Tennessee Press, 2012.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.