Riant Nugroho Dwidjowijoto, author
Pustaka Pelajar, 2012
Buku Teks
edited by Peter Dwyer, Sandra M I Shaw
Sage, 2013
Buku Teks
Cambridge University Press, 2018
Majalah, Jurnal, Buletin
Routledge, 1999
Buku Teks
Gilbert, Neil, author
Allyn and Bacon, 1998
Buku Teks