@Misc{BVMC:265476,
author = {Millán, José Antonio},
title = {El polimorfo libro electrónico},
publisher = {Alicante : Biblioteca Virtual Miguel de Cervantes, 2009},
year = {2009},
url = {https://www.cervantesvirtual.com/nd/ark:/59851/bmcnp2k8}
}