Willace I.N. Duncan <br/><br/>
International civil engineering contract 
Willace I.N. Duncan 
 - London  Sewwt & Maxwell  1980 
 - c.a.100p. 
<br/><br/><label>ISBN: </label>0421201606 
<br/><br/><label>Dewey Class. No.: </label>624 W155I