@Misc{BVMC:741613,
author = {Ross, Waldo},
title = {Dos momentos de la libertad de la Pampa: William Henry Hudson y Ricardo Güiraldes},
publisher = {Alicante : Biblioteca Virtual Miguel de Cervantes, 2016},
year = {2016},
url = {http://www.cervantesvirtual.com/nd/ark:/59851/bmc127t7}
}