Miller, Lynn H., author
Westview Press, 1985
Buku Teks
Tehranian, Majid, author
Lynn Rienner, 1999
Buku Teks
Calvocoressi, Peter
Longman, 1991
Buku Teks
Rourke, John T., author
McGraw-Hill, 2010
Buku Teks
Andrew Hurrell, Ngaire Woods, Satria Utama S., Diana Arimbi
Fakultas Ekonomi UI, 2001
Buku Teks