por Edward Bellamy, Plato, Charlotte Perkins G..., August Nemo
por Edwin Abbott Abbott, Mary Shelley, Edward Bellamy, August Nemo
por Edward Bellamy, August Nemo
por Jack London, Stanley G. Weinbaum, Neil Ronald Jones, E.T.A. Hoffmann, Edward Bellamy, Nathaniel Hawthorne, August Nemo
por Sheridan Le Fanu, H. and E. Heron, Charlotte Riddell, Flora Annie Steel, Amelia B. Edwards, Margaret Oliphant, Maria Edgeworth, Edward Bellamy, S. Baring-Gould, Arnold Bennett, August Nemo
por Karel Capek, George Tucker, H. G. Wells, Otis Adelbert Kline, Edward Bellamy, August Nemo
por Charlotte Perkins G..., Abraham Merritt, Edward Bellamy, David Lindsay, H. G. Wells, August Nemo
Audiolivros 
E-books 
