Lohr, S. L. (1999). Sampling: Design and analysis. Duxbury Press.
Chicago Edition CitationLohr, Sharon. L. Sampling: Design and Analysis. New York: Duxbury Press, 1999.
Cita MLALohr, Sharon. L. Sampling: Design and Analysis. Duxbury Press, 1999.
Atenció: Aquestes cites poden no estar 100% correctes.