@misc{Marenholz-Bülow_B._von_Reminiscences,
 author={Marenholz-Bülow, B. von},
 howpublished={online},
 publisher={Lee and Shepard Publ.},
 language={eng},
 type={książka},
 title={Reminiscences of Friedrich Froebel},
 keywords={biografie},
}