Weisberg, H. F. (1996). An introduction to survey research, polling, and data: Analysis. Sage.
Cita Chicago (17th ed.)Weisberg, Herbert F. An Introduction to Survey Research, Polling, and Data: Analysis. London: Sage, 1996.
Cita MLA (9th ed.)Weisberg, Herbert F. An Introduction to Survey Research, Polling, and Data: Analysis. Sage, 1996.
Atenció: Aquestes cites poden no estar 100% correctes.