Cita APA (7th ed.)

Blalock, H. M. (1979). Social statistics (2a. ed.). McGraw-Hill Book Company.

Cita Chicago (17th ed.)

Blalock, Hubert M. Social Statistics. 2a. ed. Nueva York: McGraw-Hill Book Company, 1979.

Cita MLA (9th ed.)

Blalock, Hubert M. Social Statistics. 2a. ed. McGraw-Hill Book Company, 1979.