@phdthesis{Ladwig2004,
  author    = {Ladwig, Perdita},
  title     = {Das Renaissancebild deutscher Historiker 1898 - 1933},
  series = {Campus Forschung},
  volume    = {859},
  journal   = {Campus Forschung},
  publisher = {Campus-Verl.},
  address   = {Frankfurt (Main)},
  isbn      = {3-593-37467-6},
  pages     = {413 S.},
  year      = {2004},
  language  = {de}
}
@misc{Ladwig2006,
  author    = {Ladwig, Perdita},
  title     = {Reinhardt, V., Francesco Guicciardini (1483-1540): die Entdeckung des Widerspruchs; G{\"o}ttingen, Wallstein, 2004},
  issn      = {0044-2828},
  year      = {2006},
  language  = {de}
}