Ayer, A J. <br/><br/>
Philosophy in the twentieth century /  
by A.J. Ayer. 
 - London :   Unwin Paperbacks ,   1987. 
 - viii, 280p. :   figs.,ill. ;   20cm .  
<br/><br/>Includes index 
<br/><br/><label>ISBN: </label>0041000447  UKP 4.95 
<br/><br/><label>Subjects--Index Terms: </label>PHILOSOPHY-MODERN 
<br/><br/><label>Dewey Class. No.: </label>190.904  / AYE/P