Não informado. (1970). Policy Sciences. Kluwer Academic Publishers.
Chicago Style (17th ed.) CitationNão informado. Policy Sciences. Dordrecht, Holanda: Kluwer Academic Publishers, 1970.
MLA (8th ed.) CitationNão informado. Policy Sciences. Kluwer Academic Publishers, 1970.
Warning: These citations may not always be 100% accurate.