Summary and evaluation of economic consequences of highway improvements - Winfrey, Robley 1899-; Zellner, Carl A.; American Association of State Highway Officials; U.S. Federal Highway Administration (Washington, D.C. Highway Research Board, National Research Council, 1971)
"NCHRP project 2-11 FY '67."
"Research sponsored by the American Association of State Highway Officials in cooperation with the Federal Highway Administration."
Includes bibliographical references.
Keywords: Roads -- Economic aspects