Blalock, H. M. (1979). Social statistics (2nd ed. rev.). McGraw-Hill.
Cita Chicago Style (17a ed.)Blalock, Hubert M. Social Statistics. 2nd ed. rev. New York: McGraw-Hill, 1979.
Cita MLA (8a ed.)Blalock, Hubert M. Social Statistics. 2nd ed. rev. McGraw-Hill, 1979.
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