Sheffey, J. P., & Robertson, J. I. (2004). Soldier of southwestern Virginia: The Civil War letters of Captain John Preston Sheffey. Louisiana State University Press.
Чикаго-гийн эшлэл (17 дахь хэвлэлт)Sheffey, John Preston, ба James I. Robertson. Soldier of Southwestern Virginia: The Civil War Letters of Captain John Preston Sheffey. Baton Rouge: Louisiana State University Press, 2004.
MLA -ийн эшлэл (9 дэх хэвлэлт)Sheffey, John Preston, ба James I. Robertson. Soldier of Southwestern Virginia: The Civil War Letters of Captain John Preston Sheffey. Louisiana State University Press, 2004.
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