@book{OPUS4-245,
  title     = {Electronic Commerce},
  editor    = {Christoph Wamser},
  publisher = {Vahlen},
  address   = {M{\"u}nchen},
  isbn      = {3-8006-2515-6},
  pages     = {XIV, 291},
  year      = {2000},
  language  = {de}
}