Artikel Jurnal
Burrington, Gillian A., author
Pergamon Press, 1972
Buku Teks
Everitt, Brian S.
Edward Arnold , 1992
Buku Teks
Shakespeare, William, 1564-1616, author
Cambridge University Press, 1950
Buku Teks
edited by C.K. Stead
Macmillan, 1971
Buku Teks