Columbia subject headings:
Composers--United States--Biography.
Glass, Philip.
Operas--Librettos.
Harvard subject headings:
Autobiographies.
Composers--United States--Biography.
Glass, Philip.
Librettos.
Operas--Librettos.
Princeton subject headings:
Composers--United States--Biography.
Glass, Philip.
Librettos.
Operas--Librettos.