Nykl, A. R. (1946). Hispano-Arabic poetry and its relations with the old Provençal troubadours: Aloys Richard Nykl.
Lua i Stíl Chicago (17ú heag.)Nykl, Alois Richard. Hispano-Arabic Poetry and Its Relations with the Old Provençal Troubadours: Aloys Richard Nykl. Baltimore, 1946.
Lua MLA (8ú heag.)Nykl, Alois Richard. Hispano-Arabic Poetry and Its Relations with the Old Provençal Troubadours: Aloys Richard Nykl. 1946.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.