Columbia subject headings:
British Library. Manuscript. Oriental 13020.
Islam--Belarus--History--Sources.
Islam--Belarus--Terminology.
Manuscripts--Belarus.
Tatar language--Writing--History.
Harvard subject headings:
British Library. Manuscript. Oriental 13020.
Islam--Belarus--History--Sources.
Islam--Belarus--Terminology.
Manuscripts--Belarus.
Tatar language--Writing--History.
Tatars--Belarus--Religion.
Tatars--Europe--History--Sources.
Princeton subject headings: