Viton, Albert
John Day Company, 1940
Buku Teks
Bosworth, A.B.
Cambridge University Press, 1995
Buku Teks
Gingeras, Ryan
Oxford University Press, 2016
eBooks
Campbell, B. M. S..
Cambridge University Press , 2016
Buku Teks
Ridha Fachrizal
2018
UI - Skripsi (Membership)