Aubrey, Lisa
The Politics of development cooperations : NGOs, gender and partnership in Kenya
Routledge, 1997
 Buku Teks
Spero, Joan Edelman
The politics of international economic relations
Wadsworth, 2010
 Buku Teks
Spero, Joan Edelman
The politics of International economic relations
Routledge, 1994
 Buku Teks
Spero, Joan Edelman
The politics of international economic relations
Routledge , 1997
 Buku Teks
Blum, Walter J.
The uneasy case for progressive taxation
University of Chicago Press, 1953
 Buku Teks