@Misc{BVMC:221755,
author = {Marzal, Carlos},
title = {Cuatro gotas de aceite},
publisher = {Alicante : Biblioteca Virtual Miguel de Cervantes, Unidad Audiovisual-Área de Comunicación, 2003},
year = {2003},
url = {https://www.cervantesvirtual.com/nd/ark:/59851/bmcvd6s3}
}