@book{529493,
	author = {Zegeer, Charles V. and National Research Council (U.S.).},
	title = {Methods for identifying hazardous highway elements /},
	publisher = {Transportation Research Board, National Research Council,},
	year = {[1986]},
	address = {Washington, D.C. :},
	note = {"Research sponsored by the American Association of State Highway and Transportation Officials in cooperation with the Federal Highway Administration."}
}