@book{86589,
	author = {Kierkegaard,  Søren ( and Colette, Jacques.},
	title = {La dificultat d'esser cristia / },
	publisher = {Ariel, },
	year = {[1968]},
	series = {Llibres del Nopal},
	address = {[Barcelona] : },
	edition = {[1ª ed.].}
}