Sacré, D. (2007). An unpublished and unknown autograph letter by Athanasius Kircher (1601/02 - 1680) to Alexander VII, 1666: A new element in the dossier on the obelisk of the Piazza della Minerva in Rome.
Chicago-Zitierstil (17. Ausg.)Sacré, Dirk. An Unpublished and Unknown Autograph Letter by Athanasius Kircher (1601/02 - 1680) to Alexander VII, 1666: A New Element in the Dossier on the Obelisk of the Piazza Della Minerva in Rome. 2007.
MLA-Zitierstil (9. Ausg.)Sacré, Dirk. An Unpublished and Unknown Autograph Letter by Athanasius Kircher (1601/02 - 1680) to Alexander VII, 1666: A New Element in the Dossier on the Obelisk of the Piazza Della Minerva in Rome. 2007.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.