TY  - BOOK
AU  - Aitchison,Jean
TI  - Language change: progress or decay? 
T2  - Cambridge approaches to linguistics
SN  - 9781107023628 (hbk.)
PY  - 2013///
CY  - Cambridge
PB  - Cambridge University Press
KW  - Linguistic change
N1  - Includes bibliographical references (p. 252-293) and index
ER  -