@book{124749,
	author = {Singleton, W. T. and International Ergonomics Association.},
	title = {Measurement of man at work : },
	publisher = {Taylor and Francis,},
	year = {1971.},
	address = {London :},
	note = {Distributed in the U.S.A. by Van Nostrand Reinhold Co., New York, N.Y.}
}