Ferguson's concept of diglossia and its later extension and coupling with bilingualism is developed further into the concept of polyglossia with multilingualism by a discussion of various speech communities where these phenomena are in evidence. (Author/HP)

Describes an investigation of the nature of English dialect acquisition among bilingual Puerto Ricans. Subjects were in the sixth grade of a school in the Puerto Rican community in North Philadelphia. Results show that subjects can socially classify linguistic variants from two competing systems and use them appropriately. (Author/RM)