@book{176000,
	author = {Sirohi, R. S. and Chau, F. S.},
	title = {Optical methods of measurement :},
	publisher = {Marcel Dekker,},
	year = {1999.},
	series = {Optical engineering ;},
	address = {New York :},
	url = {http://www.loc.gov/catdir/enhancements/fy0647/99015000-d.html}
}