Bibliography on soil construction 

 - Nairobi  United Nations        1989 
 - 173p.  cm. 
<br/><br/><label>Standard No.: </label>91294 
<br/><br/><label>Source: </label> Reference Collections 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Housing Industry
<br/><br/><label>Dewey Class. No.: </label>"X9(D3:7)a1(X).N8, M9/UN"