Philosophy and the future of humanity
Jakarta : Universitas Nasional
 Majalah, Jurnal, Buletin
Philosophy's future: the problem of philosophical progress
edited by Russell Blackford and Damien Broderick
John Wiley & Sons, 2017
 Buku Teks
Dunlap, Peter T.
Awakening our faith in the future: the advent of psychological liberalism
Routledge; Taylor & Francis Group, 2008
 Buku Teks
Perry, Ralph Barton
The humanity of man
George Braziller, Inc., 1956
 Buku Teks SO
Proceedings of the second international confrence of the Asian philosophical association: the rise Asia community and the new dialogue between past and future of the world, October 26-October 29 2006 / International Confrence of Asian Philosophical Association
Kudeok Publishing Company, 2006
 Buku Referensi