Cita APA (7a ed.)

Spector, P. E. (1992). Summated rating scale construction: An introduction. Sage.

Cita Chicago Style (17a ed.)

Spector, Paul E. Summated Rating Scale Construction: An Introduction. Newbury Park, Calif: Sage, 1992.

Cita MLA (9a ed.)

Spector, Paul E. Summated Rating Scale Construction: An Introduction. Sage, 1992.