Barboza Núñez, Esteban. «The Uncanny in the Themes of Evil, Transgression and the Double in Nathaniel Hawthorne’s "Rappaccini’s Daughter&quot»;. LETRAS, no. 40 (julio 24, 2006): 33-47. Accedido febrero 27, 2021. https://www.revistas.una.ac.cr/index.php/letras/article/view/834.