Lessler, J. T. K. (1992). Nonsampling errors in survys. John Wiley.
Chicago Edition CitationLessler, Judith T Kalsbeek. Nonsampling Errors in Survys. New ork: John Wiley, 1992.
Cita MLALessler, Judith T Kalsbeek. Nonsampling Errors in Survys. John Wiley, 1992.
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