Twomey, L. K. (2008). The serpent and the rose: The Immaculate Conception and Hispanic poetry in the late medieval period. Brill.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रTwomey, Lesley K. The Serpent and the Rose: The Immaculate Conception and Hispanic Poetry in the Late Medieval Period. Leiden ; Boston: Brill, 2008.
एमएलए (9वां संस्करण) प्रशस्ति पत्रTwomey, Lesley K. The Serpent and the Rose: The Immaculate Conception and Hispanic Poetry in the Late Medieval Period. Brill, 2008.
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