Civil society as democratic practice
The Council for Research in Values and Philosophy, 2005
 Buku Teks
Hess, Hartmut
Pekerjaan partai dalam partai-partai sosial demokrat = Party work in social-democratic parties : a practical handbook
International Friedrich-Erbert-Stftung (FES), 2006
 Buku Teks
Levitan, David M.
The Responsibility of administrative officials in a democratic society
Academy of Political Science, 1946
 Buku Teks
Levitan, David M.
The Responsibility of administrative officials in a democratic society
Academy of Political Science, 1946
 Buku Teks
The Global political economy in the 1980s: the impact of the new international economic order
edited by Michael Stohl and Harry R. Targ
Schenkman Publishing Company, 1982
 Buku Teks