Symes. Seals - Making and Marking Connections across the Medieval World. Arc Humanities Press.
Chicago-referens (17:e uppl.)Symes. Seals - Making and Marking Connections Across the Medieval World. Arc Humanities Press.
MLA-referens (8:e uppl.)Symes. Seals - Making and Marking Connections Across the Medieval World. Arc Humanities Press.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.