@Book{BVMC:753461, author = {Cicerón, Marco Tulio}, title = {M.T. Ciceronis Dialogi De Senectute, et Amicitia}, publisher = {Alicante : Biblioteca Virtual Miguel de Cervantes, 2017}, year = {2017}, url = {https://www.cervantesvirtual.com/obra/mt-ciceronis-dialogi-de-senectute-et-amicitia} }