Herek, R. J. (1998). These men have seen hard service: The First Michigan Sharpshooters in the Civil War. Wayne State University Press.
Cita Chicago Style (17a ed.)Herek, Raymond J. These Men Have Seen Hard Service: The First Michigan Sharpshooters in the Civil War. Detroit: Wayne State University Press, 1998.
Cita MLA (8a ed.)Herek, Raymond J. These Men Have Seen Hard Service: The First Michigan Sharpshooters in the Civil War. Wayne State University Press, 1998.
Precaución: Estas citas no son 100% exactas.