Sampling opinions: An analysis of survey procedure
Stephan, Frederick F, McCarthy, Philip J
Sampling opinions: An analysis of survey procedure - - John Wiley & Sons Inc., New York 1958 - - .
Economic statistics
330.0212 STE-S
Sampling opinions: An analysis of survey procedure - - John Wiley & Sons Inc., New York 1958 - - .
Economic statistics
330.0212 STE-S