@book{Mayer2001,
  author    = {Mayer, Claudia},
  title     = {Kunst : von der Steinzeit bis zur Moderne / [Text: Claudia Mayer-Iswandy]},
  publisher = {DuMont},
  address   = {K{\"o}ln},
  isbn      = {3-7701-8624-9},
  pages     = {[19] S. : zahlr. Ill. + Beil. (20 S.)},
  year      = {2001},
  language  = {de}
}
@book{Mayer2001,
  author    = {Mayer, Claudia},
  title     = {Art : from prehistoric art to modernism / [Text: Claudia Mayer-Iswandy]},
  publisher = {DuMont},
  address   = {K{\"o}ln},
  isbn      = {3-7701-7048-2},
  pages     = {[19] S. : zahlr. Ill. + Beil. (19 S.)},
  year      = {2001},
  language  = {en}
}