1950 course on theory and practice of highway improvement and utilization in the United States of America : conducted by Bureau of Public Roads, Department of Commerce as reported by members of Economic Cooperation Administration.
        محفوظ في:
      
    
                  | مؤلفون مشاركون: | , | 
|---|---|
| التنسيق: | كتاب | 
| اللغة: | English | 
| منشور في: | 
      Washington, D.C. :
        
      Bureau of Public Roads,    
    
      1950.
     | 
| الموضوعات: | 
| وصف المادة: | "Technical Assistance Project OEEC-16"--t.p. | 
|---|---|
| وصف مادي: | 64 p. ; 27 cm. |