Artikel Jurnal
edited by Elena Maceviciute and T.D. Wilson
Facet Publishing, 2005
Buku Teks
O`Brien, Jamie, author
Routledge, 2019
Buku Teks
edited by Monika Fuxreiter, Peter Tompa
Springer, 2012
eBooks
Masys, Anthony, editor
Springer, 2016
Buku Teks