Heeringa, S. G., West, B. T., & Berglund, P. A. (2010). Applied survey data analysis. Chapman & Hall/CRC.
Chicago Style aipamenaHeeringa, Steven G., Brady T. West, and Patricia A. Berglund. Applied Survey Data Analysis. Boca Raton: Chapman & Hall/CRC, 2010.
MLA aipamenaHeeringa, Steven G., et al. Applied Survey Data Analysis. Chapman & Hall/CRC, 2010.
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