@Misc{BVMC:221438,
author = {Quevedo, Francisco de},
title = {[Poderoso caballero... Letrilla]},
publisher = {Alicante : Biblioteca Virtual Miguel de Cervantes, Unidad Audiovisual, 2003},
year = {2003},
url = {https://www.cervantesvirtual.com/nd/ark:/59851/bmchd7q8}
}