@book{18811,
	author = {Raymond, Loren A.,},
	title = {Petrology :},
	publisher = {McGraw-Hill,},
	year = {c2002.},
	address = {Boston :},
	edition = {2nd ed.},
	url = {http://www.loc.gov/catdir/description/mh021/2001030336.html}
}