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The evolution and development of agricultural statistics at the United States Department of Agriculture
Vogel, Frederic A., (1995)
On comparing farm record association members to the farm population
Andersson, Hans, (1996)
Who does not respond to the agricultural resource management survey and does it matter?
Weber, Jeremy G., (2013)
Agricultural sustainability : the human dimension
Vogel, Frederic A., (2003)
CATI in an agricultural statistical agency
Tortora, Robert D., (1985)