Edwards, George C.
Presidential Leadership : politics and policy making
Thomson, 2006
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Stein, Theodore J.
Social policy and policy making
Columbia University Press, 2001
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Hunter, Robert E.
Presidential control pf foreign policy
Praeger, 1982
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Policy-making in Britain : an introduction
edited by Maurice Mullard
Routledge, 1995
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Scientist and national policy making
edited by Robert Gilpin and Christopher Wright
Columbia University Press , 1965
 Buku Teks SO