ERIC Number: EJ364940
Record Type: Journal
Publication Date: 1987
Reference Count: N/A
Age and Rate of Acquisition of Second Language for Academic Purposes.
Collier, Virginia P.
TESOL Quarterly, v21 n4 p617-41 Dec 1987
Analysis of the length of time required for limited English proficient students (N=1,548) to become proficient in English for academic purposes while receiving instruction in English in all subject areas indicated that at least four to eight years may be required for subjects to reach national grade-level norms of native speakers. (Author/CB)
Publication Type: Journal Articles; Reports - Research
Education Level: N/A
Authoring Institution: N/A
IES Cited: ED558159