Carmines, E. G., & Zeller, R. A. (1979). Reliability and validity assessment. Sage.
Cita Chicago Style (17a ed.)Carmines, Edward G., y Richard A. Zeller. Reliability and Validity Assessment. Newbury Park [etc.]: Sage, 1979.
Cita MLA (9a ed.)Carmines, Edward G., y Richard A. Zeller. Reliability and Validity Assessment. Sage, 1979.
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