Columbia subject headings:
Harvard subject headings:
Abaza--History--Sources.
Adygea (Russia)--History--Sources.
Adygei--History--Sources.
Caucasus, Northern (Russia)--History--Sources.
Circassians--History--Sources.
Princeton subject headings:
Abaza--History--Archival resources.
Adygei--History--Archival resources.
Archival resources--Caucasus.
Caucasus, Northern (Russia)--History--Archival resources.
Caucasus--History--Archival resources.