@book{120055,
	author = {Carnap, Rudolf, and Gardner, Martin,},
	title = {An introduction to the philosophy of science /},
	publisher = {Dover,},
	year = {1995.},
	address = {New York :},
	edition = {Dover ed.},
	note = {Originally published: Philosophical foundations of physics. New York : Basic Books, 1974.},
	url = {http://www.loc.gov/catdir/description/dover031/94039458.html}
}