Oberschall, Anthony, author
Routledge , 1997
Buku Teks
Christie, Daniel J., author
Prentice-Hall, 2001
Buku Teks
editor-in-chief, Lester Kurtz
Academic Press, 1999
Buku Referensi
editor-in-chief, Lester Kurtz
Academic Press, 1999
Buku Referensi
editor-in-chief, Lester Kurtz
Academic Press, 1999
Buku Referensi