ENR 

 - New York :  McGraw-Hill Information Services Co.,  1874- 
 - v. ;  26 cm. 
 - Weekly 
<br/><br/> UKM: v.218-226 (1987-1991). 
<br/><br/><label>ISSN: </label>0891-9526 
 = ENR ENR 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Engineering--Periodicals