Gomperz, Theodor, author
John Murray , 1955
Buku Teks
Burnet, John
Meridian Books, 1957.
Buku Teks
Windelband, Wilhelm, author
Happer & Brothers, 1901
Buku Teks
Blackson, Thomas A., author
Wiley-Blackwell, 2011
Buku Teks
Jaap Hage, Antonia Waltermann, Bram Akkermans, editors
Springer International Publishing, 2017
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