Lembaga Ilmu Pengetahuan Indonesia., 1994
Buku Teks
B.G. Teubner, 1913
Buku Teks
Indonesia Department of Information/National Communicaton An Information Board 2000
Buku Referensi
BP ISI, 1992
Buku Teks
The Permanent Mission of the Republic of Indonesia to the United Nation, 1999
Buku Teks