Proceedings of the firs international congress on lightweight concrete :  London, may 1968 / 
Ed. Anthony e. brooks. 
 - volúmenes 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Concreto ligero--Congresos
<br/><br/><label>LC Class. No.: </label>TP884.C6  / I5