Sampling opinions: an analysis of survey procedures
STEPHAN, Frederick F
Sampling opinions: an analysis of survey procedures - N.Y 1958 - 451p
SAMPLING (STATISTICS)
SAMPLING (STATISTICS)
311.21 S72S
Sampling opinions: an analysis of survey procedures - N.Y 1958 - 451p
SAMPLING (STATISTICS)
SAMPLING (STATISTICS)
311.21 S72S