Ayer, A. J.  1910-1989. <br/><br/>
The problem of knowledge / 
A.J. Ayer. 
 - Baltimore, Md. :  Penguin Books,  1962, c1956. 
 - 224 pages ;  19 cm 
<br/><br/> "A Pelican book, A377." 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Knowledge, Theory of.