Trifoni, Jasmina
White Star Publishers, 2013
Buku Referensi
Fredericks, Pierce
E.P. Dutton, 1960
Buku Teks
edited by Kurt A. Raaflaub
Wiley Blackwell, 2016
Buku Teks
Stafford, J.
New York Harcourt, Brace and Company 1944
Buku Teks
Price, Willard
The John Day Company, 1954
Buku Teks