International Conference on the Methodology of Sociolinguistic Surveys. Montreal, Quebec, Canada, May 10-21, 1975 - Arlington, Virginia (USA) : Center for Applied Linguistics, 1975 - 45 p. ; 27½ cm
Sociolinguistic surveys: state of the art, by Robert L. Cooper, p. 28-41
SOCIOLINGÜÍSTICA--ESTUDIO Y ENSEÑANZA
410.301