Vikings: A Concise History of the Vikings
Hourly History
Computer Science and Technology and their Application
Mark I. Halpern & William C. Mcgee
The Place of the Sciences of Man in the System of Sciences
Jean Piaget
How to Prove There Is a God
Mortimer Jerome Adler
Essays on Marx's Theory of Value
Isaak Ilʹich Rubin & Miloš Samardźija & Fredy Perlman
Schaum's Outline of Mathematica®, 2ed
Eugene Don
Schaum's Outline Series (1)