@book{1099,
	author = {Afnan, Soheil F. and Yamuni, Vera},
	title = {El pensamiento de Avicena},
	publisher = {Fondo de Cultura Económica},
	year = {1978},
	series = {Breviarios},
	address = {México, D.F.},
	edition = {1ª ed.}
}