Columbia subject headings:
Performing arts--Bibliography.
Performing arts--Reference books--Bibliography.
Philology--Bibliography.
Philology--Reference books--Bibliography.
Harvard subject headings:
Performing arts--Bibliography.
Performing arts--Reference books--Bibliography.
Philology--Bibliography.
Philology--Reference books--Bibliography.
Princeton subject headings:
Performing arts--Bibliography.
Philology--Bibliography.
Reference books--Performing arts--Bibliography.
Reference books--Philology--Bibliography.