@book{40983,
	author = {Northrop, Robert B.},
	title = {Introduction to instrumentation and measurements /},
	publisher = {Taylor & Francis,},
	year = {2014},
	address = {Boca Raton :},
	edition = {3rd ed.},
	url = {http://www.loc.gov/catdir/enhancements/fy0648/2004062861-d.html}
}