@Misc{BVMC:796899, author = {Menéndez y Pelayo, Marcelino}, title = {Carta de Marcelino Menéndez Pelayo a Juan Valera. Santander, 14 agosto 1881}, url = {https://www.cervantesvirtual.com/obra/carta-de-marcelino-menendez-pelayo-a-juan-valera-santander-14-agosto-1881-796899} }