edited by Karl P. Sauvant, Michael Chiswick-Patterson
Oxford University Press, 2008
Buku Teks
edited by Katia Yannaca-Small
Oxford University Press, 2010
Buku Teks
Helmi Kasim, author
2015
UI - Tesis (Membership)
Stephan W. Schill, author
Cambridge University Press, 2010
eBooks
edited by Peter Muchlinski, Federico Ortino and Christoph Schreuer
Oxford University Press, 2008
Buku Teks