@article{BinckebanckHettenbach,
  author    = {Lars Binckebanck and Peter Hettenbach},
  title     = {Modernes Marketing f{\"u}r Wohnimmobilien (3)},
  series = {Immobilien-Profi},
  volume    = {15.2011},
  number    = {67},
  issn      = {1433-108X},
  pages     = {20 -- 30},
  language  = {de}
}