Columbia subject headings:
AIDS (Disease)--Nigeria, Northern--Attitudes.
English language--Nigeria, Northern--Semantics.
HIV infections--Nigeria, Northern--Prevention.
Hausa language--Semantics.
Health attitudes--Nigeria, Northern.
Sociolinguistics--Nigeria, Northern.
Harvard subject headings:
AIDS (Disease)--Education--Nigeria.
AIDS (Disease)--Nigeria--Prevention.
AIDS (Disease)--Social aspects--Nigeria.
English language--Social aspects--Nigeria.
Hausa language--Social aspects--Nigeria.
Health education--Nigeria.
Students--Health and hygiene--Nigeria.
Princeton subject headings: