ASHLEY, C. (1994). Traffic And Highway Engineering For Developments Carol Ashley. Balcwell Scientific Publicatio.
Chicago-viite (17. p.)ASHLEY, Carol. Traffic And Highway Engineering For Developments Carol Ashley. Balcwell Scientific Publicatio, 1994.
MLA-viite (8. p.)ASHLEY, Carol. Traffic And Highway Engineering For Developments Carol Ashley. Balcwell Scientific Publicatio, 1994.
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