The Turning Point: Science, Society, and the Rising Culture
Fritjof Capra
Morphology: A Study of the Relation Between Meaning and Form
Joan L. Bybee
Chapter 28. - Philosophy of Mathematics
Hilary Putnam
Descartes' Meditations on First Philosophy
Kurt Brandhorst
Wisdom, Poetry & Writings
Tremper Longman III & Peter Enns
IVP Bible Dictionary (3)
F. D. R., My Exploited Father-In-Law
Curtis B. Dall