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
Great books of the Western World - Volume 8
Encyclopedia of World Religions
The Ideas That Made the Modern World
Britannica Guide to Climate Change
Great books of the Western World - Volume 30
Great books of the Western World - Volume 42
Great books of the Western World - Volume 47
Great books of the Western World - Volume 33
Great books of the Western World - Volume 45
Great books of the Western World - Volume 35
Great books of the Western World - Volume 52