China Academy of Information and Communications Technology
Springer, 2016
Buku Teks
Pamela Alfa Adelia Darmadji, author
2008
UI - Skripsi (Open)
Majault, Joseph
UNESCO, 1963
Buku Teks
Hall, D.G.E.
London etc Oxford Univ. Press 1945
Buku Teks
Robertson, Arthur Henry, 1913-, author
Manchester University Press, 1993
Buku Teks