Twomey, L. K. (2008). The serpent and the rose: The Immaculate Conception and Hispanic poetry in the late medieval period. Brill.
Lua i Stíl Chicago (17ú heag.)Twomey, Lesley K. The Serpent and the Rose: The Immaculate Conception and Hispanic Poetry in the Late Medieval Period. Leiden ; Boston: Brill, 2008.
Lua MLA (9ú heag.)Twomey, Lesley K. The Serpent and the Rose: The Immaculate Conception and Hispanic Poetry in the Late Medieval Period. Brill, 2008.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.