Bethlehem, J. (2009). Applied survey methods: A statistical perspective. John Wiley & Sons.
Chicago Edition CitationBethlehem, Jelke. Applied Survey Methods: A Statistical Perspective. New Jersey: John Wiley & Sons, 2009.
Cita MLABethlehem, Jelke. Applied Survey Methods: A Statistical Perspective. John Wiley & Sons, 2009.
Atenció: Aquestes cites poden no estar 100% correctes.