Search Results       Your search for [subject]Underdeveloped areas -- Road construction -- Handbooks, manuals, etc returned 1 record.           Manula on the planning of labour-intensive road construction. by Allal, M.; Geneva: International Labour Office, 1977. Subject: Underdeveloped areas -- Road construction -- Handbooks, manuals, etc; Road construction -- Costs -- Handbooks, manuals, etc.          Add to Book Cart Relevance: 36.61%