Benjamin, Jules R., author
Bidford Books, 1998
Buku Teks
Holt-Jensen, Arild, author
Publications, 2003
Buku Teks
Dyhouse, Carol, author
Routledge , 2006
Buku Teks
Borden, Iain, author
Routledge, 2014
Buku Teks
Dolbegae Publishers, 2007
Buku Referensi