@Misc{BVMC:239919,
author = {Alonso, Pilar},
title = {Signar : enseña y aprende LSE, nivel inicial},
publisher = {Alicante : Biblioteca Virtual Miguel de Cervantes, 2001},
year = {2001},
url = {https://www.cervantesvirtual.com/nd/ark:/59851/bmcqr4t2}
}