edited by Tanja Bastia
Routledge, 2013
Buku Teks SO
Ea Ostetgaard, editor
Parlgrave Macmillan, 2003
Buku Teks SO
edited by Reginald T. Appleyard
University of Western Australia, Centre for Migration and Development Studies, 1988
Buku Teks SO
Appleyard, Reginald T.
IOM, 1991
Buku Teks SO
Samers, Michael
Routledge, 2017
Buku Teks SO