Murray, Michael T., author
Three Rivers Press, 1996
Buku Teks
Segal, Inna, author
Atria Paperback, 2010
Buku Teks
Haselbauer, Kathleen J.
Greenwood Press, 1987
Buku Referensi
Schwedt, Georg, author
John Wiley & Sons, 2001
Buku Teks
edited by Catherine Adams, Romina Carabott, Sam Evans
Wiley-Blackwell, 2014
Buku Teks