Earth & Construction technology. 

 - Nairobi :  United Nations Centre for Human settlements (Habitat),  1992 
 - v, 200 p. :  col. ill. ;  23 cm. 
<br/><br/>Includes bibliographical references. 
<br/><br/> Open access. 
<br/><br/><label>ISBN: </label>
<br/><br/><label>Subjects--Topical Terms: </label><br/>Earth construction.