Perkins, Philip H. <br/><br/>
Concrete structures : repair, waterproofing and protection / 
Philip H. Perkins 
 - London :  Applied Science,  1976 
 - x, 302p. :  76 ill. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Concrete construction--Deterioration<br/>Concrete--Defects<br/>Buildings--Repair and reconstruction<br/>Buildings--Protection