Heiðr 1956 = Turville-Petre, Gabriel, ed. 1956. Hervarar saga ok Heidreks. Viking Society for Northern Research Text Series 2. With Notes and Glossary by G. Turville-Petre; Introduction by Christopher Tolkien. London: Viking Society for Northern Research, University College London. Rpt. 2014 with minor corrections. Exeter: Short Run Press.