Oldroyd, O. H. (2009). A soldier's story of the siege of Vicksburg from the diary of Osborn H.Oldroyd. Digital Scanning Inc. ; s.n..
Chicago-referens (17:e uppl.)Oldroyd, Osborn H. A Soldier's Story of the Siege of Vicksburg from the Diary of Osborn H.Oldroyd. Scituate, MA : Springfield, Ill.: Digital Scanning Inc. ; s.n., 2009.
MLA-referens (9:e uppl.)Oldroyd, Osborn H. A Soldier's Story of the Siege of Vicksburg from the Diary of Osborn H.Oldroyd. Digital Scanning Inc. ; s.n., 2009.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.