Idorn, Gunnar M. <br/><br/>
Concrete progress :  from antiquity to third millenium / 
Gunnar M. Idorn 
 - London :  Thomas Telford,  1997 
 - 359 p.  ill ;  26 cm. 
<br/><br/><label>ISBN: </label>0727726315  RM471.90 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Concrete - History<br/>Concrete - Research - History