@Misc{BVMC:231580, author = {Valera, Juan}, title = {Cartas dirigidas al Sr. D. Francisco de Paula Canalejas [Audio]}, publisher = {Alicante : Biblioteca Virtual Miguel de Cervantes, 2007}, year = {2007}, url = {https://www.cervantesvirtual.com/nd/ark:/59851/bmcj96j7} }