Mathematica® for the Sciences
Richard E. Crandall
Introduction to Algorithms, Fourth Edition
Charles E. Leiserson & Ronald L. Rivest & Clifford Stein & Thomas H. Cormen
Laws of Form
G. Spencer-Brown
The Virtue of Selfishness: A New Concept of Egoism
Ayn Rand & Nathaniel Branden
Dictionary of Celtic Mythology
Peter Berresford Ellis
New Book of Runes
Ralph Blum