Rikhye, I. J., Harbottle, M., & Egge, B. (1974). The thin blue line: International peacekeeping and its future. Yale University.
Citace podle Chicago (17th ed.)Rikhye, Indar Jit, Michael Harbottle, a Bjorn Egge. The Thin Blue Line: International Peacekeeping and Its Future. New Haven: Yale University, 1974.
Citace podle MLA (9th ed.)Rikhye, Indar Jit, et al. The Thin Blue Line: International Peacekeeping and Its Future. Yale University, 1974.
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