Columbia subject headings:
Harvard subject headings:
Music and literature.
Music--Russia (Federation)--Udmurtii︠a︡--20th century--History and criticism.
Udmurt literature--20th century--History and criticism.
Princeton subject headings:
Music and literature.
Music in literature.
Music--Russia (Federation)--Udmurtii︠a︡--History and criticism.
Udmurt literature--Russia (Federation)--Udmurtii︠a︡--History and criticism.