TY - BOOK AU - Esch, Edith AU - Jones, Mari C TI - Language change : the interplay of internal, external, and extra-linguistic factors SN - 9783110172027 SN - 200201669 U1 - 417.7 JON PY - 2002/// CY - Berlin PB - Mouton de Gruyter KW - Languages in contact KW - Linguistic change N1 - Includes bibliographical references and indexes ER -