Adler, Hans A. Sector and project planning in transportation / Hans A. Adler. - Washington : [International Bank for Reconstruction and Development] ; distributed by the Johns Hopkins Press, [1967]. - x, 78 p. ; 23 cm. Bibliography: p. 77-78. Subjects--Topical Terms: Transportation--Developing countries. Dewey Class. No.: 380.5 / ADS 1967