Grimm, J., Grimm, W., & Heyer, M. (1993). Iron Hans. Puffin Books.
Lua i Stíl Chicago (17ú heag.)Grimm, Jacob, Wilhelm Grimm, agus Merilee Heyer. Iron Hans. New York: Puffin Books, 1993.
Lua MLA (9ú heag.)Grimm, Jacob, et al. Iron Hans. Puffin Books, 1993.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.