Riasanovsky, Nicholas V., author
Oxford University Press, 2011
Buku Teks
Halasz, Nicholas, author
Ronald Press, 1959
Buku Teks
Thayer, CHarles W.
Time Inc., 1962
Buku Teks
Creel, George, 1876-1953, author
Bobbs-Merrill, 1949
Buku Teks
Acton, Edward
Longman, 1986
Buku Teks