Sociolinguistics and second language acquisition /
Dennis R. Preston.
- Oxford, UK ; New York, NY, USA : B. Blackwell, 1989
- xv, 326 p. : ill., maps ;
- Language in society ; 14 .
Includes bibliographical references (p. [288]-317) and index.
0631152458 : 0631152474 (pbk.) :
Language and languages--Variation. Second language acquisition. Language and languages--Study and teaching.