Twomey, L. K. (2008). The serpent and the rose: The Immaculate Conception and Hispanic poetry in the late medieval period. Brill.
Chicago-viite (17. p.)Twomey, Lesley K. The Serpent and the Rose: The Immaculate Conception and Hispanic Poetry in the Late Medieval Period. Leiden ; Boston: Brill, 2008.
MLA-viite (9. p.)Twomey, Lesley K. The Serpent and the Rose: The Immaculate Conception and Hispanic Poetry in the Late Medieval Period. Brill, 2008.
Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.