TY  - BOOK
AU  - Williamson,Robert Clifford
AU  - Fishman,Joshua A.
AU  - Van Eerde,John A.
TI  - Language maintenance and language shift
T2  - International journal of the sociology of language
SN  - 9027930686
PY  - 1980///
CY  - The Hague
PB  - Mouton Publishers
KW  - Bilingualism
KW  - Addresses, essays, lectures
KW  - Diglossia (Linguistics)
N1  - Includes bibliographies
ER  -