@book{276,
	author = {Feynman, Richard P. and Leighton, Robert B.},
	title = {Six easy pieces :},
	publisher = {Addison-Wesley,},
	year = {c1995.},
	series = {Helix books},
	address = {Reading, Mass. :},
	note = {Includes index.},
	url = {http://www.loc.gov/catdir/enhancements/fy0831/94030894-d.html}
}