Columbia subject headings:
Sonnet--Bibliography.
Sonnets, American--History and criticism--Bibliography.
Sonnets, English--History and criticism--Bibliography.
Harvard subject headings:
Sonnet--Bibliography.
Sonnets, American--History and criticism--Bibliography.
Sonnets, English--History and criticism--Bibliography.
Princeton subject headings:
Sonnet--Bibliography.
Sonnets, American--History and criticism--Bibliography.
Sonnets, English--History and criticism--Bibliography.