Kingdon, J. W. (1995). Agendas, alternatives, and public policies (2nd ed.). Longman.
Chicago Style aipamenaKingdon, John W. Agendas, Alternatives, and Public Policies. 2nd ed. New York: Longman, 1995.
MLA aipamenaKingdon, John W. Agendas, Alternatives, and Public Policies. 2nd ed. Longman, 1995.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.