@book{9529,
	author = {Liberles, Arno.},
	title = {Introduction to molecular-orbital theory /},
	publisher = {Holt, Rinehart and Winston,},
	year = {c1966.},
	address = {New York :},
	url = {http://www.loc.gov/catdir/toc/fy053/66010300.html}
}