Galeotti, Mark, author
St. Martins Press, 1997
Buku Teks
Harvard University Press, 1955
Buku Teks
Rothstein, Andrew, author
Penguin Books , 1950
Buku Teks
Riasanovsky, Nicholas V., author
Oxford University Press, 1963
Buku Teks
Riga, Liliana, 1962-, author
Cambridge University Press, 2012
Buku Teks