Kondratov, A.  <br/><br/>
Sounds and Signs / 
A. Kondratov 
 - Moscow :   Mir,   1969 
 - 286 p.  ;   17 cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Language and languages<br/>Signs and symbols<br/>Mathematical linguistics
<br/><br/><label>Dewey Class. No.: </label>410  / S724