Morton, Adam.
A guide through the theory of knowledge /
Adam Morton 
. - Encino : Belmont : Dickenson Publishing Company, Inc.,  1977 
. - xiv, 113 p.  ill.  22 cm. 
<br/>К.: Бібліогр. : c. 105-110, Index 
<br/><label>  ISBN: </label>0-8221-0195-5