Williams, G. L., & Williams, A. L. (1982). Crisis in European defence: The next ten years. St. Martin's Press.
Citace podle Chicago (17th ed.)Williams, Geoffrey Lee, a Alan Lee Williams. Crisis in European Defence: The Next Ten Years. London: St. Martin's Press, 1982.
Citace podle MLA (9th ed.)Williams, Geoffrey Lee, a Alan Lee Williams. Crisis in European Defence: The Next Ten Years. St. Martin's Press, 1982.
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