Mathematics and plausible reasoning, volumes 1 and 2
György Pólya
The Fourth Industrial Revolution
Klaus Schwab
Sword and Scimitar: Fourteen Centuries of War Between Islam ...
Raymond Ibrahim
4D Warfare: A Doctrine for a New Generation of Politics
Jack Posobiec
Key Terms in Second Language Acquisition
Bill Vanpatten & Alessandro G Benati
Church & Gnosis: A Study of Christian Thought and Speculation ...
Francis Crawford Burkitt