Murdoch, Anna, author
Morrow, 1988
Buku Teks
Poza, Ernesto J., author
South- Western Cengage Learning, 2014
Buku Teks
Shabrina, author
Fakultas Ilmu Sosial dan Ilmu Politik Universitas Indonesia, 2013
UI - Skripsi (Membership)
edited by Kosmas X. Smyrnios, Panikkos zata Poutziouris, Sanjay Goel
Edward Elgar, 2013
Buku Teks
Alan L. Carsrud, Malin Brannback, editors
[Springer , ], 2012
eBooks