Thorpe, Mary <br/><br/>
Evaluating open and distance learning/ 
Mary Thorpe 
 - 2nd ed. 
 - Essex, England  Longman Open Learning  1993 
 - xvi,218p.:  ill.  21cm 
<br/><br/>Includes bibliographical references and index 
<br/><br/><label>ISBN: </label>9780582215924 
<br/><br/><label>LC Class. No.: </label>LC5800  / T39 1993