Não informado. (1981). Journal of Policy Analysis and Management. Association for Public Policy Analysis and Management.
Citação do estilo Chicago (17ª ed.)Não informado. Journal of Policy Analysis and Management. New York: Association for Public Policy Analysis and Management, 1981.
Citação MLA (8ª ed.)Não informado. Journal of Policy Analysis and Management. Association for Public Policy Analysis and Management, 1981.
警告：这些引文格式不一定是100％准确.