evaluator's handbook. 

 - london:   sage publications,   1987.  
 - paperback  
<br/><br/> 159pp., 27x21,tables, graphs 
<br/><br/><label>ISBN: </label>0 8039 3126 3 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Evaluation<br/>EVALUATION--METHODS