by Robert Cryer ... [and others]
Cambridge University Press, 2016
Buku Teks
Bjorgvinsson, David Thor, author
Edward Elgar Publishing, 2015
Buku Teks
edited by Beth A. Simmons and Richard H. Steinberg
Cambridge University Press, 2006
Buku Teks
Panjaitan, Alda Mayo Panajam, author
Universitas Indonesia, 2012
UI - Skripsi (Open)
Robinson, Darryl, author
Cambridge University Press, 2020
eBooks