@book{FantapieAltobelli.2002,
  address = {München},
  author = {Altobelli, Claudia Fantapié},
  institution = {Hamburger Forum Medienökonomie},
  interhash = {e51c65a92ae3202909695cf9d2adabc0},
  intrahash = {8edc33dab7f5b169bccb9bd251b59b5d},
  isbn = {9783889273000},
  price = {DM 39.00, EUR 20.00 (ab 1.1.2002)},
  publisher = {Fischer},
  series = {Hamburger Forum Medienökonomie},
  title = {Print contra online?:  Verlage im Internetzeitalter},
  url = {http://www.gbv.de/dms/bs/toc/333038304.pdf},
  volume = 4,
  year = 2002
}

@book{Link.1999,
  address = {Ettlingen},
  author = {Link, Jörg and Schleuning, Christian},
  interhash = {40b83a72c6953a59413f4f8ea7e8e53d},
  intrahash = {3d09d466f17ec67ff89913525109ef1a},
  isbn = {3930047373},
  price = {DM 88.00},
  publisher = {Fachverl. IM Marketing-Forum},
  title = {Das neue interaktive Direktmarketing:  Die neuen elektronischen Möglichkeiten der Kundenanalyse und Kundenbindung},
  year = 1999
}

@book{Chaffey.2001,
  address = {M\"unchen},
  author = {Chaffey, Dave},
  interhash = {49f6e69b7d31ae5a561a5e7bac2471e9},
  intrahash = {4a4c6c6f3075b12dcfd649ae9e2d25ab},
  isbn = {3827370094},
  publisher = {Pearson Studium},
  title = {Internet-Marketing},
  year = 2001
}

@book{Griese.1996,
  address = {Bern},
  author = {Griese, Joachim and Sieber, Pascal},
  interhash = {4f39c24851f5a38353e0187c8e50c742},
  intrahash = {332f64fdd3e61783be8bbcdf20ef6a55},
  isbn = {3258053421},
  publisher = {Haupt},
  title = {Internet:  Nutzung f\"ur Unternehmungen},
  year = 1996
}