Dictionary of occupational titles 
U.S. Department of Labor, Employment and Training Administration, U.S. Employment Service. 
 - 4th ed. Rev. 1991 
 - [Washington]  The Administration : for sale by the Supt. of Docs., U.S. Govt. Print. Off.  1991. 
 - 2 v.  28 cm. 
<br/><br/> Includes indexes. 
<br/><br/><label>LCCN: </label>evl91600001  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Occupations--Dictionaries.<br/>Occupations--Classification.
<br/><br/><label>Subjects--Geographic Terms: </label><br/>United States--Occupations.
<br/><br/><label>LC Class. No.: </label>HB2595  / .U543 1991 
<br/><br/><label>Dewey Class. No.: </label>331.7/003