@Book{BVMC:791922,
author = {Esplá, Carlos},
title = {Alemania : problema clave de la Europa occidental},
publisher = {Alicante : Biblioteca Virtual Miguel de Cervantes, 2017},
url = {https://www.cervantesvirtual.com/obra/alemania-problema-clave-de-la-europa-occidental-791922}
}