Singer, J. . . . . . . . D. (1972). The scientific study of politics: An approach to foreign policy analysis. General Learning Press.
Citace podle Chicago (17th ed.)Singer, J David. The Scientific Study of Politics: An Approach to Foreign Policy Analysis. Morristown: General Learning Press, 1972.
Citace podle MLA (9th ed.)Singer, J David. The Scientific Study of Politics: An Approach to Foreign Policy Analysis. General Learning Press, 1972.
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