* _Think for You_(2018)
* _Στην υπεράσπιση της Φιλοσοφίας_](2014)
* _Thoughts On Europe_(2013)
* _My Utopia_(2011)
* _The Mind And the Heart_(2010)
* _Δεν είμαστε μόνοι_(2009)
* _The Dream of God_(2008)
* _Why I Believe_(2007)
* _The Philosophy of Peace_(2005)
* _The Meaning of Life_(2003)
* _The Turning Point_(1999)
* _To Really Know Me_(1996)
* _The Word to Hope_(1993)
* _The Strength of Charity_(1991)
* _The Faith of Reason_(1989)
* _The Truth Will Set You Free_(1987)
* _The Civilization of Love_(1985)
* _The Gospel of Joy_(1983)
* _The Mystery of Good and Evil_(1981)
* _The Sense of History_(1979)
* _The Cosmic Christ_(1977)
* _The Metaphysics of Hope_(1975)
* _The Philosophy of Religion_(1973)
* _Εισαγωγή στη Φιλοσοφία_(1971)
Δοκίμια και άρθρα:
* «Η Φιλοσοφία της Ειρήνης» (2005)
* "The Sense of Life" (2003)
* "The Turning Point" (1999)
* "To Know Myself Truly" (1996)
* "The Word of Hope" (1993)
* "The Strength of Charity" (1991)
* "The Faith of Reason" (1989)
* "The Truth Will Set You Free" (1987)
* "The Civilization of Love" (1985)
* "The Gospel of Joy" (1983)
* "The Mystery of Good and Evil" (1981)
* "The Sense of History" (1979)
* "The Cosmic Christ" (1977)
* "The Metaphysics of Hope" (1975)
* «Η Φιλοσοφία της Θρησκείας» (1973)
* "Εισαγωγή στη Φιλοσοφία" (1971)