Road gravels =
Subtitle: Gravas = Les graviers
By: prepared under contract AID/OTR-C-1591, project 931-1116, U.S. Agency for International Development [by] Trasnsportation Research Board, Commission on Sociotechnical Systems, National Research Council.
Contributors: National Research Council (U.S.). Transportation Research Board.
Series: Transportation technology support for developing countries ;; compendium 7
Publisher: National Academy of Sciences
Published: 1979
Place of publication: Washington
Language: eng
Number of pages: 195
Subjects: Road materials -- Developing countries -- Addresses, essays, lectures.; Gravel -- Developing countries -- Addresses, essays, lectures.
Other titles: Gravas.; Les graviers.
Notes: Bibliography: p. 183-187.
Includes index.