@article{Steller:299928,
      recid = {299928},
      author = {Steller, W},
      title = {Marktforschung für Gemeinschaftsmarketing in der  Agrarwirtschaft},
      journal = {German Journal of Agricultural Economics/ Agrarwirtschaft},
      address = {1971},
      year = {1971},
      url = {http://ageconsearch.umn.edu/record/299928},
      doi = {https://doi.org/10.22004/ag.econ.299928},
}