Hoppock, Robert <br/><br/>
Occupational information 

 - 2nd ed. 
 - New York  McGraw-hill  1963 
 - xii,546p. 
<br/><br/><label>ISBN: </label>  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Education<br/>Occupational Information<br/>Vocational Guidance
<br/><br/><label>Dewey Class. No.: </label>371.425  / HOP