@book{88295,
	author = {Austin, J. L. and Urmson, J. O.},
	title = {Philosophical papers},
	publisher = {Oxford University Press},
	year = {1979},
	address = {Oxford (Oxfordshire, Inglaterra)},
	edition = {3a. Ed.},
	note = {Incluye índice.},
	url = {http://www.loc.gov/catdir/enhancements/fy0604/80488253-d.html}
}