How language works :how babies babble, words change meaning, and languages live or die /David Crystal.
1st trade pbk. ed.
New York :
Avery,
2007, c2005.
xii, 500 p. :ill., map ;23 cm.
مرجع به حساب نمي آيد
Includes bibliographical references (p. 485-486) and index.
Introducing language -- Spoken language -- Written language -- Sign language -- Language structure -- Discourse -- Dialects -- Languages -- Multilingualism -- Looking after language.