Não informado. (2007). Developmental policy studies. Policy Studies Organization.
Chicago-referens (17:e uppl.)Não informado. Developmental Policy Studies. Urbana, Ill: Policy Studies Organization, 2007.
MLA-referens (8:e uppl.)Não informado. Developmental Policy Studies. Policy Studies Organization, 2007.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.