Kay, S. (2013). Parrots and nightingales: Troubadour quotations and the development of European poetry. University of Pennsylvania Press.
Lua i Stíl Chicago (17ú heag.)Kay, Sarah. Parrots and Nightingales: Troubadour Quotations and the Development of European Poetry. Philadelphia, Pa.: University of Pennsylvania Press, 2013.
Lua MLA (9ú heag.)Kay, Sarah. Parrots and Nightingales: Troubadour Quotations and the Development of European Poetry. University of Pennsylvania Press, 2013.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.