Gaya APA

Baird, F, E, &, K, W, , (. (1997). Philosophic Classics: Nineteenth-century philosophy. . New Jersey: New Jersey Prentice Hall.

Gaya MLA

Baird, Forrest, E., &, Kaufmann,, Walter, , (ed.). "Philosophic Classics: Nineteenth-century philosophy. ". New Jersey: New Jersey Prentice Hall, 1997. Buku.