政策研究2307/419922. Nagel, Stuart S.; MacRae, Duncan. Lineberry, Robert L.; Lowi, Theodore J.; Stone, Alan; Jones, Charles O.; Wilde, James A.; Rhodes, R. A. W
政策分析Politik. VS Verlag, Wiesbaden 2009, S. 16 f., ISBN 978-3-531-16389-5. Theodore J. Lowi: "Four Systems of Policy, Politics, and Choice." Public Administration