Columbia subject headings:
Harvard subject headings:
Education, Primary--Greece--Curricula.
Education, Secondary--Greece--Curricula.
German language--Study and teaching--Greek speakers
Language and languages--Study and teaching--Greece.
Princeton subject headings:
Education, Primary--Greece--Curricula.
Education, Secondary--Greece--Curricula.
German language--Study and teaching--Greek speakers.
Language and languages--Study and teaching--Greece.