Teggart, F. J., & Bock, K. (1977). Theory and processes of history (Second pbk. edition.). University of California Press.
Citace podle Chicago (17th ed.)Teggart, Frederick J., a Kenneth Bock. Theory and Processes of History. Second pbk. edition. Berkeley: University of California Press, 1977.
Citace podle MLA (8th ed.)Teggart, Frederick J., a Kenneth Bock. Theory and Processes of History. Second pbk. edition. University of California Press, 1977.
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