Papalia, Diane E., author
Kencana Prenada Media Group, 2008
Buku Teks
Papalia, Diane E., author
Kencana Prenada Media Group, 2008
Buku Teks
Craig, Grace J., author
Prentice-Hall, 1986
Buku Teks
Jurnal Hukum Internasional: Indonesian Journal of International Law, Vol. 1 No. 1 Oktober 2003 : 35-45, 2003
Artikel Jurnal
Papalia, Diane E., author
McGraw-Hill, 2007
Buku Teks