Carroll, John B., author
Prentice-Hall, 1964
Buku Teks
Recanati, Francois, author
Blackwell, 1993
Buku Teks
Fiumara, Gemma Corradi, author
Blackwell , 1992
Buku Teks
Heidegger, Martin, author
Harper & Row, 2001
Buku Teks
Holloway, John, author
Macmillan, 1951
Buku Teks