TY - BOOK AU - Billigmeier Robert Henry TI - Crisis in Swiss pulralism : the Romansh and their relations ewith the German and Italian Swiss in the perspective of a millennium T2 - Contributions to the sociology of language; 26 U1 - P:(Y).594, L9 PY - 1979/// CY - Paris PB - Mouton Pub KW - LINGUISTICS ER -