@book{WahrburgEgert2014,
  author    = {Wahrburg, Ursel and Egert, Sarah},
  title     = {Richtig einkaufen: Fette und {\"O}le},
  edition   = {1. Auflage},
  publisher = {TRIAS},
  address   = {Stuttgart},
  isbn      = {979-3-8304-6726-7},
  pages     = {112 S.},
  year      = {2014},
  language  = {de}
}
@book{WahrburgEgert2014,
  author    = {Wahrburg, Ursel and Egert, Sarah},
  title     = {Richtig einkaufen: Kalorien und Energiedichte},
  edition   = {1. Auflage},
  publisher = {TRIAS},
  address   = {Stuttgart},
  isbn      = {978-3-8304-6729-8},
  pages     = {130},
  year      = {2014},
  language  = {de}
}
@book{WahrburgEgert2014,
  author    = {Wahrburg, Ursel and Egert, Sarah},
  title     = {Die große Wahrburg/Egert Kalorien- und N{\"a}hrwerttabelle},
  edition   = {3. Auflage},
  publisher = {TRIAS},
  address   = {Stuttgart},
  isbn      = {978-3-8304-8220-8},
  pages     = {180},
  year      = {2014},
  language  = {de}
}