@Book{BVMC:709554, author = {Setzler, Charles}, title = {[Carta de Charles Setzler a Francisco I. Madero. Frostt (E.U.A.), 12 de mayo de 1911]}, publisher = {Alicante : Biblioteca Virtual Miguel de Cervantes, 2015}, year = {2015}, url = {https://www.cervantesvirtual.com/nd/ark:/59851/bmc641k9} }