Oxford studies in ancient philosophy; Vol. II
edited by Julia Annas
Clarendon Press, 1984
 Buku Teks
Readings in philosophy
edited by John Herman Randali, Justus Buchler
Barnes & Noble, 1950
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Russell, Bertrand, 1872-1970
An outline of philosophy
Routledge, 1996
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Chen, Liu-Fu
Philosophy of life
Philosophical Library, 1948
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Palmer, Donald
Looking at philosophy : the unbearable heaviness of philosophy made lighter
McGraw-Hill, 2001
 Buku Teks