The Nature Of Government
Ayn Rand
Articulo sobre el espectro de la concienci - Ken Wilber
Alberto Tenaglia
Forty Reasons I Am a Catholic
Peter J. Kreeft
Webster's Dictionary for Students
Merriam-Webster
Words and Objections: Essays on the Work of W.V. Quine
Donald Davidson & Jaakko Hintikka
Horizons of Identity
Andrew Glynn