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Principles of statistics : traditional and Bayesian
MacGee, Victor E., (1971)
An introduction to sampling theory : with applications to agriculture
Sampford, M. R., (1962)
Erhebung zur kurzfristigen Prognose des Fremdenverkehrs in Österreich
Schulmeister, Stephan, (1973)
CATI in an agricultural statistical agency
Tortora, Robert D., (1985)
Sampling frames for agriculture in the United States
Fecso, Ron, (1986)
Area frame estimators in agricultural surveys : sampling versus nonsampling errors
Ford, Barry L., (1986)