Books by Robert C. McElroy
The hired farm working force o
The hired farm working force of 1973
The hired farm working force o
The hired farm working force of 1972
The hired farm working force o
The hired farm working force of 1971
The hired farm working force o
The hired farm working force of 1970
The hired farm working force o
The hired farm working force of 1969
The hired farm working force o
The hired farm working force of 1968
The hired farm working force o
The hired farm working force of 1967
Termination of the bracero program
The hired farm working force o
The hired farm working force of 1966
Labor used to produce field cr
Labor used to produce field crops, estimates by states
Economic aspects of pecan prod
Economic aspects of pecan production and marketing
Methods of harvesting hay and silage crops 1959 and comparisons