TY - BOOK AU - Nettle, Daniel AU - Romaine, Suzanne TI - Vanishing voices : the extinction of the world's languages SN - 9780195136241 SN - 99016979 U1 - 417.7 NET PY - 2000/// CY - Oxford PB - Oxford University Press KW - Language maintenance KW - Language obsolescence N1 - Includes bibliographical references (p. [215]-224) and index ER -