@book{25965,
	author = {Hillebrand, W. F.},
	title = {The analysis of silicate and carbonate rocks.},
	publisher = {Govt. Print. Off.,},
	year = {1919.},
	series = {U.S. Geological survey.  Bulletin 700},
	address = {Washington,},
	edition = {A rev. and enl. ed.},
	note = {At head of title: Department of the interior.}
}