Columbia subject headings:
Harvard subject headings:
Almanacs, Russian--Russia (Federation)
Fasts and feasts--Russkai︠a︡ pravoslavnai︠a︡ t︠s︡erkovʹ
Russkai︠a︡ pravoslavnai︠a︡ t︠s︡erkovʹ--Russia (Federation)--Miscellanea.
Princeton subject headings:
Almanacs, Russian--Russia (Federation).
Fasts and feasts--Russkai︠a︡ pravoslavnai︠a︡ t︠s︡erkovʹ.