Columbia subject headings:
Bulgakov, Mikhail, 1891-1940--Dramatic works.
Bulgakov, Mikhail, 1891-1940--Stage history.
Harvard subject headings:
Bulgakov, Mikhail, 1891-1940--Dramatic works.
Bulgakov, Mikhail, 1891-1940--Technique.
Princeton subject headings:
Bulgakov, Mikhail, 1891-1940--Dramatic works.
Bulgakov, Mikhail, 1891-1940--Technique.