Dretske, Fred I,  <br/><br/>
Seeing and knowing 
/ by Fred I. Dretske. 
 - Chicago, Ill.:   University of Chicago Press,   1969. 
 - ix, 261 pages ;    23 cm. 
 - International library of philosophy and scientific method. .
<br/><br/>Bibliographical footnotes. 
<br/><br/><label>ISBN: </label>0226162443 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Knowledge, Theory of.<br/>Visual perception.