21 e'me sie'gn apre's design:21st century.design after design 

 - Paris  Bureau international des exposition 
<br/><br/><label>ISBN: </label>978-2-9558188-0-0 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Construction
<br/><br/><label>Dewey Class. No.: </label>690CEN