Cita APA (7th ed.)

Campbell, D. T., & Russo, M. J. (2001). Social measurement. Sage.

Cita Chicago (17th ed.)

Campbell, Donald Thomas, i M. Jean Russo. Social Measurement. Thousand Oaks, [Calif.]: Sage, 2001.

Cita MLA (9th ed.)

Campbell, Donald Thomas, i M. Jean Russo. Social Measurement. Sage, 2001.