Columbia subject headings:
Hungarians--Romania--Transylvania.
Hungary--Foreign relations--Romania.
Real property--Romania.
Romania--Foreign relations--Hungary.
Harvard subject headings:
Hungarians--Romania--Transylvania.
Hungary--Foreign relations--Romania
Real property--Romania.
Romania--Foreign relations--Hungary.
Princeton subject headings:
Hungarians--Romania--Transylvania.
Hungary--Foreign relations--Romania.
Real property--Romania.
Romania--Foreign relations--Hungary.