Dretske, Fred I. <br/><br/>
Seeing and knowing / 
by Fred I. Dretske. 
 - London :  Routledge & K. Paul,  1969. 
 - ix, 261 p. ;  22 cm. 
<br/><br/>Includes bibliographical references and index. 
<br/><br/><label>ISBN: </label>0710062133 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Knowledge, Theory of.<br/>Visual perception.
<br/><br/><label>Dewey Class. No.: </label>121  / DRS 1969