Harthan, John
Thame and Hudson, 1981
Buku Referensi
McLuhan, Marshall
A Signet Book, 1969
Buku Teks
Asfa Widiyanto
UIN Sunan Kalijaga, 2006
Artikel Jurnal
Taylor, Andrew
University of Queensland Press, 1976
Buku Teks SO
Kidd, Sue Monk
Tinder Press, 2014
Buku Teks SO