@misc{Struve_Henryk_(1840–1912)_Herbert_I,
 author={Struve, Henryk (1840–1912) and Michalski, Jan (1876–1950). Kolekcjoner},
 copyright={Public Domain},
 address={Eltham,},
 howpublished={online},
 year={I 1904},
 language={pol},
 title={Herbert Spencer i jego systemat filozofii syntetycznej : [Datum:] Eltham w Anglii, Styczeń 1904},
 type={Text},
 URL={http://www.rcin.org.pl/Content/67766/PDF/WA248_87893_Rps-Fund-Mich-51_struve-herbert_o.pdf},
 keywords={Spencer, Herbert (1820-1903), Polish philosophy - 20th c., English philosophy - 19th. c},
}