New York : Parnassos, Greek Cultural Sociaty of New York
Majalah, Jurnal, Buletin
Hamilton, Edith, author
W.W. Norton, 1942
Buku Teks
Bulling, A.
E.J. Brill, , 1952.
Buku Teks
Frost, Frank J.
D.C Heath, 1980
Buku Teks
Gomperz, Theodor, author
John Murray, 1949
Buku Teks