@article{Strand:156957,
      recid = {156957},
      author = {Strand, Edwin G. and Heady, Earl O. and Seagraves, James  A.},
      title = {Productivity of Resources Used on Commercial Farms},
      address = {1955-11},
      number = {1488-2016-124726},
      series = {Technical Bulletin},
      pages = {91},
      year = {1955},
      url = {http://ageconsearch.umn.edu/record/156957},
      doi = {https://doi.org/10.22004/ag.econ.156957},
}