Παραπομπή σε μορφή APA (7η εκδ.)

Herek, R. J. (1998). These men have seen hard service: The First Michigan Sharpshooters in the Civil War. Wayne State University Press.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Herek, Raymond J. These Men Have Seen Hard Service: The First Michigan Sharpshooters in the Civil War. Detroit: Wayne State University Press, 1998.

Παραπομπή σε μορφή MLA (9th εκδ.)

Herek, Raymond J. These Men Have Seen Hard Service: The First Michigan Sharpshooters in the Civil War. Wayne State University Press, 1998.