Lianny Hendrata, author
Pohon Cahaya, 2011
Buku Teks
Robbins, Anthony, author
Fawcett Columbine, 1986
Buku Teks
Clutterbuck, David, 1947-, author
Kogan Page, 1994
Buku Teks
Fairclough, Norman, author
Routledge, 2001
Buku Teks
Castells, Manuel, author
Wiley-Blackwell, 2010
Buku Teks