Columbia subject headings:
Harvard subject headings:
Children--Language--Case studies.
Education, Bilingual--Case studies.
Education, Primary--Case studies.
Language policy--Case studies.
Native language and education--Case studies.
Princeton subject headings:
Children--Language--Case studies.
Education, Bilingual--Case studies.
Education, Primary--Case studies.
Language policy--Case studies.
Native language and education--Case studies.