Allingham, Michael   . <br/><br/>
Value /  
by Michael Allingham. 
 - London :   Macmillan press ,   1983. 
 - xii,105p. :   ills diagrams ;   22cm .  
<br/><br/>Includes index and bibliographies 
<br/><br/><label>ISBN: </label>0333342518  UK 6.95 
<br/><br/><label>Subjects--Index Terms: </label>COMMUNICATIONS TELECOMMUICATION 
<br/><br/><label>Dewey Class. No.: </label>384  / ALL/V