BLALOCK, H. M. (1979). Social statistics. McGraw-Hill, Kogakusha.
Cita Chicago (17th ed.)BLALOCK, Hubert M. Social Statistics. New York, McGraw-Hill: McGraw-Hill, Kogakusha, 1979.
Cita MLA (9th ed.)BLALOCK, Hubert M. Social Statistics. McGraw-Hill, Kogakusha, 1979.
Atenció: Aquestes cites poden no estar 100% correctes.