@book{127085,
	author = {Stumpf, Samuel Enoch, and Abel, Donald C.,},
	title = {Elements of philosophy :},
	publisher = {McGraw-Hill,},
	year = {c2002.},
	address = {Boston :},
	edition = {4th ed.},
	url = {http://www.loc.gov/catdir/enhancements/fy0702/2001030704-d.html}
}