Walker, W. O. (1991). Decision-making theory and narcotic foreign policy: Implications for historical analysis. Diplomatic history. - the Society for Historians of American Foreign Relations, SHAFR.
Citação norma ChicagoWalker, William O. "Decision-making Theory and Narcotic Foreign Policy: Implications for Historical Analysis." Diplomatic History. - the Society for Historians of American Foreign Relations, SHAFR 1991.
Citação norma MLAWalker, William O. "Decision-making Theory and Narcotic Foreign Policy: Implications for Historical Analysis." Diplomatic History. - the Society for Historians of American Foreign Relations, SHAFR, 1991.
Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.
