Walklin, L <br/><br/>
The assessment of performance and competence 
 a handbook for teachers and trainers 

 - Cheltenham  Stanley Thornes  1991 
 - x, 221p. : ill. 
<br/><br/><label>ISBN: </label>0748711155 
<br/><br/><label>LC Class. No.: </label>LB 3060.32.C74 Wal