Wallace I.N. Duncan Au. <br/><br/>
International civil engineering contract 

 - London  Sweet and maxwell London       1980 
<br/><br/><label>Standard No.: </label>10,382 
<br/><br/><label>Source: </label> Textual 
<br/><br/><label>Dewey Class. No.: </label>D1:Z,3, L4