Herrnstein, R. J., & Murray, C. (1994). THE BELL CURVE: Intelligence and Class Structure in American Life. Free Press Paperbacks.
Citace podle Chicago (17th ed.)Herrnstein, Richard J., a Charles Murray. THE BELL CURVE: Intelligence and Class Structure in American Life. New York: Free Press Paperbacks, 1994.
Citace podle MLA (9th ed.)Herrnstein, Richard J., a Charles Murray. THE BELL CURVE: Intelligence and Class Structure in American Life. Free Press Paperbacks, 1994.
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