Korta, Kepa
Cambridge University Press, 2011
Buku Teks
Carroll, John B.
Prentice-Hall, 1964
Buku Teks
Fiumara, Gemma Corradi
Blackwell , 1992
Buku Teks
Heidegger, Martin
Harper & Row, 2001
Buku Teks
Joseph, John Earl
Cambridge University Press, 2018
Buku Teks