@book{15768,
	author = {Snell, Foster Dee, and Snell, Cornelia T.},
	title = {Colorimetric methods of analysis :},
	publisher = {D. Van Nostrand Co.,},
	year = {c1954.},
	address = {New York : },
	edition = {3rd ed.},
	note = {Supplementary vols. by Foster D. Snell and Cornelia T. Snell assisted by Chester Arthur Snell, have subtitle: Including photometric methods.}
}