Howard, Russell D., 1946-, author
McGraw-Hill, 2012
Buku Teks
Lentini, Pete, author
Edward Elgar, 2013
Buku Teks
Mengko, author
Institute of International Relations and Area Studies, 2019
Artikel Jurnal
White, Jonathan R., 1975-2012, author
Wadsworth and Cengage Learning, 2012
Buku Teks
Hough, Peter, 1967-, author
Routledge, 2008
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