Michaels, J. E. (1997). The president's call: Executive leadership from FDR to George Bush. University of Pittsburgh Press.
Citace podle Chicago (17th ed.)Michaels, Judith E. The President's Call: Executive Leadership from FDR to George Bush. Pittsburgh, Pa.: University of Pittsburgh Press, 1997.
Citace podle MLA (9th ed.)Michaels, Judith E. The President's Call: Executive Leadership from FDR to George Bush. University of Pittsburgh Press, 1997.
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