Jakobson, Roman 1896-1982.
Selected writings /
Roman Jakobson 
. - Berlin : New York : Amsterdam : Mouton Publishers,  1962- 
. - v.  25 cm. 
<br/> 6. Early Slavic paths and crossroads. Pt. 1. Comparative Slavic studies : the Cyrillo-Methodian tradition  <br/>  6. Early Slavic paths and crossroads. Pt. 2. Medieval Slavic studies  <br/>  <br/>