Canfield, John V..
Readings in the theory of knowledge /
John V. Canfield, Franklin H. Donnell, Jr. 
. - New York : Appleton-Century-Crofts,  1964 
. - viii, 520 p.  24 cm. 
 - (The Century philosophy series )
<br/>К.: Бібліогр. : c. 519-520