APA-viite (7. p.)
Messimer, D. R. (2015). The Baltimore Sabotage Cell: German agents, American traitors, and the U-boat Deutschland during World War I. Naval Institute Press.
Chicago-viite (17. p.)
Messimer, Dwight R. The Baltimore Sabotage Cell: German Agents, American Traitors, and the U-boat Deutschland During World War I. Annapolis, Maryland: Naval Institute Press, 2015.
MLA-viite (9. p.)
Messimer, Dwight R. The Baltimore Sabotage Cell: German Agents, American Traitors, and the U-boat Deutschland During World War I. Naval Institute Press, 2015.
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