Παραπομπή APA
Porter, R. B. (1980). Presidential decision making: The Economic Policy Board. Cambridge: Cambridge University Press.
Παραπομπή Chicago StylePorter, Roger B. Presidential Decision Making: The Economic Policy Board. Cambridge: Cambridge University Press, 1980.
Παραπομπή MLAPorter, Roger B. Presidential Decision Making: The Economic Policy Board. Cambridge: Cambridge University Press, 1980.
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