Erdmann, K. (1988). ALGEBRAS AND QUATERNION DEFECT-GROUPS .2. Springer-Verlag.
Lua i Stíl Chicago (17ú heag.)Erdmann, K. ALGEBRAS AND QUATERNION DEFECT-GROUPS .2. Springer-Verlag, 1988.
Lua MLA (9ú heag.)Erdmann, K. ALGEBRAS AND QUATERNION DEFECT-GROUPS .2. Springer-Verlag, 1988.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.