Adam, E.A <br/><br/>
Roofing systems in Sudan / 
E.A. Adam; A.R.A. Agib. 
 - Paris :  UNESCO,  2002. 
 - 41 p. ;  il., map. 
 - Project Improvement of Educational Facilities in the Least Developed Countries of the Arab States. .
<br/><br/><label>No. de Clasificación Universal Decimal: </label>371.62 (624) =20 "2002" ADA.