Manuain, Gordon B.
1992
UI - Tesis (Membership)
Rice, Howard C.
Princeton University Press, 1976
Buku Referensi
edited by Edward Dumbauld
Liberal Arts Press, 1955
Buku Teks
Koch, Adrienne
Modern Library, 1944
Buku Teks
Ajeng Sharfina Adiwidya
2017
UI - Makalah dan Kertas Kerja