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*1001 $aCunningham, L.C.$0(NO-TrBIB)5015080$_16590700
*24513$aAn economic study of regular hired labor$cL.C. Cunningham
*260  $aIthaca, N.Y.$bCornell University Agricultural Experiment Station$c1969
*300  $a24 s.
*4901 $aBulletin / Cornell University. Agricultural Experiment Station$v1026
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