Wagner, Richard, author
Edward Elgar, 2012
Buku Teks
Shakespeare, William, 1564-1616, author
A Signet Classic , 1998
Buku Teks
Brint, Michael, author
Westview Press, 1991
Buku Referensi
Niebuhr, Reinhold, author
Nisbet, 1947
Buku Teks
Shakespeare, William, 1564-1616, author
Penguin Books, 1953
Buku Teks