Richard Phillips, Diane Watt, David Shuttleton
Roultedge, 2000
Buku Teks SO
edited by Gavin Brown, Kath Browne
Routledge, 2016
Buku Teks SO
Reni Winata
Fakultas Ilmu Pengetahuan Budaya Universitas Indonesia, 2000
UI - Disertasi Membership
Stokes, Windy
Poloty Press, 2005
Buku Teks SO
Wang, James C.F.
Prentice-Hall, 1985
Buku Teks SO