Columbia subject headings:
Gosudarstvennyĭ arkhiv Permskoĭ oblasti--Guidebooks.
Permskai︠a︡ oblastʹ (Russia)--History--Sources--Guidebooks.
Harvard subject headings:
Princeton subject headings:
Catalogs.
Gosudarstvennyĭ arkhiv Permskoĭ oblasti--Catalogs.
Permskai︠a︡ oblastʹ (Russia)--History--Sources.