References

References

Cummins, J.
2008BICS and CALP: Empirical and theoretical status of the distinction. In: B. Street & N. H. Hornberger, eds. Encyclopedia of Language and Education, Volume 2: Literacy, 71–83. New York, Springer Science. Crossref link
Hulstijn, J. H.
2011Language Proficiency in native and nonnative speakers: An agenda for research and suggestions for second-language assessment. Language Assessment Quarterly, 8(3), 229–249. Crossref link