@book{Myers.2009,
  address = {Los Angeles},
  author = {Myers, D. Michael},
  edition = {1. publ.},
  interhash = {f5ec14b423fffca9b5a635d61618c0fd},
  intrahash = {fecc5dc371b1a9424227544dfd5940fd},
  isbn = {9781412921664},
  publisher = {Sage},
  title = {Qualitative research in business & management},
  url = {http://www.gbv.de/dms/zbw/574672206.pdf},
  year = 2009
}

@book{Haller.2005,
  address = {Wiesbaden},
  author = {Haller, Sabine},
  edition = {3., aktualisierte und erw. Aufl.},
  interhash = {97d2d5f80cb4ac7805ae1d927321595d},
  intrahash = {dd2bd90549ea6998c2a50ce7b7fd6e3e},
  isbn = {3409314997},
  price = {EUR 38.90},
  publisher = {Gabler},
  series = {Lehrbuch},
  title = {Dienstleistungsmanagement:  Grundlagen, Konzepte, Instrumente},
  url = {http://www.gbv.de/du/services/toc/bs/476541549},
  year = 2005
}