North American industry classification system. 

 - USA :  Kraus Organization,  c2002. 
 - 1419p. ; 23 cm. 
<br/><br/> Includes index. 
<br/><br/><label>ISBN: </label>080959566 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Industries--North American--Classification--Handbooks, manuals, etc.<br/>Industries--United States--Classification--Handbooks, manuals, etc.