Une reduction massive du nombre des langues est en cours. Sur environ 6000 parlees aujourd'hui environ la moitie risquent de disparaitre au cours du siecle a venir. Les causes de cette reduction se... This description may be from another edition of this product.
ThriftBooks sells millions of used books at the lowest everyday prices. We personally assess every book's quality and offer rare, out-of-print treasures. We deliver the joy of reading in recyclable packaging with free standard shipping on US orders over $15. ThriftBooks.com. Read more. Spend less.