Jowell, R., & Roberts, C. (2008). Attitude measurement (1st published.). Sage.
Cita Chicago Style (17a ed.)Jowell, Roger, y Caroline Roberts. Attitude Measurement. 1st published. Los Angeles [etc.]: Sage, 2008.
Cita MLA (9a ed.)Jowell, Roger, y Caroline Roberts. Attitude Measurement. 1st published. Sage, 2008.
Precaución: Estas citas no son 100% exactas.