@misc{Niemojewski_Andrzej_(1864-1921)_Astrale,
 author={Niemojewski, Andrzej (1864-1921)},
 address={Frankfurt am Main},
 howpublished={online},
 publisher={Neuer Frankfurter Verlag},
 language={ger},
 type={książka},
 title={Astrale Geheimnisse des Christentums},
}