Willert, Long, B. K., Hodson, H. V. 1., & Cook, E. T. (1937). The Empire in the world: A study in leadership and reconstruction. Oxford University Press.
Citace podle Chicago (17th ed.)Willert, Basil Kellett Long, Henry Vincent 1906 Hodson, a E. Thomas Cook. The Empire in the World: A Study in Leadership and Reconstruction. London: Oxford University Press, 1937.
Citace podle MLA (9th ed.)Willert, et al. The Empire in the World: A Study in Leadership and Reconstruction. Oxford University Press, 1937.
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