Columbia subject headings:
Education--Economic aspects--Africa.
Education--Economic aspects--Asia.
Frictional unemployment--Africa.
Frictional unemployment--Asia.
Vocational education--Africa.
Vocational education--Asia.
Harvard subject headings:
Education--Economic aspects--Africa
Education--Economic aspects--Asia.
Frictional unemployment--Africa.
Frictional unemployment--Asia.
Vocational education--Africa.
Vocational education--Asia.
Princeton subject headings:
Education--Economic aspects--Africa.
Education--Economic aspects--Asia.
Frictional unemployment--Africa.
Frictional unemployment--Asia.
Vocational education--Africa.
Vocational education--Asia.