Encyclopedia of American industries / 
Lynn M. Pearce, editor 
 - 4 
 - Detroit :  Thomson Gale,  2005       
 - 2 v. 
<br/><br/>v.1: Manufacturing Industries -- v.2: Service and Non-Manufacturing Industries 
<br/><br/><label>ISBN: </label>0787690619 
<br/><br/><label>LC Class. No.: </label>R HC 102 E56 2005