Welford. A T  <br/><br/>
Ageing and human skill 

 - London:   The Nuffield Foundation,   1958 
 - v, 300p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Business management,
<br/><br/><label>Subjects--Index Terms: </label>Nature of skill   Problem solving  
<br/><br/><label>Universal Decimal Class. No.: </label>658.3.051  / J8