@misc{Gaupp_Otto_Herbert_1899,
 author={Gaupp, Otto},
 address={Warszawa},
 howpublished={online},
 year={1899},
 publisher={Księgarnia E. Wende i S-ka},
 publisher={(Warszawa : Druk. J. Sikorski)},
 language={pol},
 title={Herbert Spencer},
 type={tekst},
}