Shannon, William V., author
Macmillan, 1967
Buku Teks
edited by Morton Borden
Rand McNally, 1961
Buku Teks
Luce, 1961
Buku Teks
Freedman, Lawrence, author
Oxford University Press, 2000
Buku Teks
Mia Delliana M., author
Fakultas Ilmu Pengetahuan dan Budaya Universitas Indonesia, 2001
UI - Skripsi (Membership)