Guide to the selection and testing of gravel for pavement construction 
National Association of Australian State Road Authorities 
 - 2d ed 
 - Sydney  The Association  1974 
 - vi, 26 p.  21 cm 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Road materials<br/>Gravel
<br/><br/><label>Dewey Class. No.: </label>625.8