Cassell careers encyclopedia / 
Katherine Lea. 
 - 14th  ed. 
 - London :  Cassell,  1997. 
 - xi, 754  p. 
<br/><br/><label>ISBN: </label>0304337404 : 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Occupations--Great Britain.<br/>Vocational guidance--Great Britain.