Columbia subject headings:
English drama--20th century.
Harvard subject headings:
English drama--20th century
Gay Sweatshop.
Gay drama.
Gay men--Drama
Gays' writings, English.
Lesbian drama.
Lesbians--Drama
Male homosexuality--Drama.
Princeton subject headings:
Drama.
English drama--20th century.
Gay Sweatshop.
Gay men's writings, English--Great Britain.
Homosexuality--Drama.