@article{FriedrichIIKoenigvonPreussen2007,
  author    = {Friedrich II K{\"o}nig von Preussen},
  title     = {De la Superstition et de la religion},
  url       = {http://edoc.bbaw.de/oa/series/re4Xf7rhu0fY/PDF/254WNhyMAwP2.pdf},
  year      = {2007},
}