Childcraft: World and Space
World Book, Inc.
Political Philosophy: An Introduction
Jason Brennan
The Great Ideas - Synopticon of Great Books of the Western World
Mortimer Jerome Adler
The Message of the Sphinx: A Quest for the Hidden Legacy of ...
Robert Bauval & Graham Hancock
Parentonomics
Joshua Gans
A History of the Crusades, Vol. V; The Impact of the Crusades ...
Norman P. Zacour & Harry W. Hazard
Celtic Crusades
Stephen Lawhead
Great Books of the Western World - Volume 2
Encyclopaedia Britannica, Inc
Great books of the Western World - Volume 13
Great books of the Western World - Volume 11
Great books of the Western World - Volume 16
Great books of the Western World - Volume 20
Great books of the Western World - Volume 22
Great books of the Western World - Volume 21
Great books of the Western World - Volume 23
Great books of the Western World - Volume 26
Great books of the Western World - Volume 28
Encyclopaedia Britannica, Inc.
Great books of the Western World - Volume 31
Great books of the Western World - Volume 34
Great books of the Western World - Volume 36
Great books of the Western World - Volume 43
Great books of the Western World - Volume 44
Great books of the Western World - Volume 48
Great books of the Western World - Volume 49
Mathematics and plausible reasoning, volumes 1 and 2
György Pólya