Sebeok, Thomas A. ( Ed.) <br/><br/>
Encyclopedic dictionary of semiotics ( Tome.2 N-Z ) 

 - Berlin  Mouton de Gruyter  1986 
 - 593-1179p. 
 - Approaches to Semiotics, 73 .
<br/><br/><label>Subjects--Topical Terms: </label><br/>PXk
<br/><br/><label>Dewey Class. No.: </label>PXk  / L6.2