Columbia subject headings:
Theater and society--20th century.
Theater--Asia--Influence.
Theater--Europe--Influence.
Theater--History.
Harvard subject headings:
Theater--Asia--Influence.
Theater--History--20th century.
Theater--Japan--Influence.
Princeton subject headings:
Theater and society--20th century.
Theater--Asia--Influence.
Theater--Europe--Influence.
Theater--History.