Columbia subject headings:
Minorities--Romania--Transylvania.
Transylvania (Romania)--Ethnic relations.
Transylvania (Romania)--History.
Harvard subject headings:
Minorities--Romania--Transylvania
Transylvania (Romania)--Ethnic relations.
Transylvania (Romania)--History.
Princeton subject headings:
Minorities--Romania--Transylvania.
Transylvania (Romania)--Ethnic relations.
Transylvania (Romania)--History.