@book{93920,
	author = {Pieper, Josef,},
	title = {El concepto de pecado /},
	publisher = {Editorial Herder,},
	year = {1998.},
	address = {Barcelona :},
	edition = {3a ed.},
	note = {Translated from the German "̀Uber den Begriff der Sèunde" by Raul Gabas Pallas.},
	url = {www.firstsearch.oclc.org/fsip}
}