The Blackwell Guide to Metaphysics
Richard M. Gale
Pale Blue Dot
Carl Sagan
John Locke
W. M. Spellman
Quantum Theory: A Very Short Introduction
John Polkinghorne
Complex Analysis
Theodore W. Gamelin
Undergraduate Texts in Mathematics (1)
Natural Language Processing in Artificial Intelligence
Brojo Kishore Mishra & Raghvendra Kumar