Bolton, Gavin. <br/><br/>
Towards theory of Frama in education /  

 - 1st ed /  
 - Essex CM20 2JE :   Longman Group Ltd. ,   1979 
 - p.161 :  
<br/><br/><label>ISBN: </label>0-582-36138-9 
<br/><br/><label>Subjects--Topical Terms: </label><br/>English 
<br/><br/><label>Dewey Class. No.: </label>O111,2(T:92)BOL  / M1