@book{304606,
	author = {Castanyer Mayer-Spiess, Olga and Villar Torralba, Elena},
	title = {La asertividad por dentro y por fuera /},
	publisher = {Desclée De Brower,},
	year = {2023},
	series = {Serendipity ;},
	address = {Bilbao, España :}
}