Taylor, Phillip M.
Routledge, 1997
Buku Teks
Tehranian, Majid
Lynn Rienner, 1999
Buku Teks
Kegley, Charles William, Jr.
Wardsworth, 2010
Buku Teks
Mansbach, Richard W.
Houghton Miffiln, 2000
Buku Teks
Suki Ali, Kelly Coate, Wangui wa Goro
Routledge, 2000
Buku Teks