Williams, A. (2012). The sword and the crucible: A history of the metallurgy of European swords up to the 16th century. Brill.
Chicago-referens (17:e uppl.)Williams, Alan. The Sword and the Crucible: A History of the Metallurgy of European Swords Up to the 16th Century. Leiden ; Boston: Brill, 2012.
MLA-referens (9:e uppl.)Williams, Alan. The Sword and the Crucible: A History of the Metallurgy of European Swords Up to the 16th Century. Brill, 2012.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.