Chambers, R. L., & Skinner, C. J. (2003). Analysis of survey data. John Wiley & Sons.
Cita Chicago (17th ed.)Chambers, R. L., i C. J. Skinner. Analysis of Survey Data. Chichester, West Sussex, England: John Wiley & Sons, 2003.
Cita MLA (9th ed.)Chambers, R. L., i C. J. Skinner. Analysis of Survey Data. John Wiley & Sons, 2003.
Atenció: Aquestes cites poden no estar 100% correctes.