Serís, H. (1956). Clara Louisa Penney, List of books printed before 1601 in the Library of the Hispanle Society of America. Offset reissue, with additions. The Hispanic Society of America, New York, 1955; xiv + 305 pp., 1 facs. (Hispanic notes & monographs, Catalogue series). Nueva Revista De Filología Hispánica (NRFH), 10(1), 51–54. https://doi.org/10.24201/nrfh.v10i1.3131