@book{18757,
	author = {Turner, Francis J. and Verhoogen, John,},
	title = {Igneous and metamorphic petrology /},
	publisher = {McGraw-Hill,},
	year = {1960.},
	series = {International series in the earth sciences},
	address = {New York :},
	edition = {2nd ed.},
	note = {Includes index.}
}