Gottfredson, Gary D. <br/><br/>
Dictionary of Holland occupational codes / 
Dary D. Gottfredson, J ohn L. Holland 
 - 3rd ed. 
 - s.l. :  Psychological assessment Resources,  c1996. 
 - v, 750 p. ;  27 cm 
<br/><br/>Includes bibliographical reference (p.745-750). 
<br/><br/><label>ISBN: </label>0911907262 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Occupations--Classification.--United States<br/>Occupations--Classfication<br/>Vocational guidance--United States.
<br/><br/><label>Dewey Class. No.: </label>331.70012