Knowledge Representation
Arthur B. Markman
The Great Rebellion
Samael Aun Weor
The Hidden Reality: Parallel Universes and the Deep Laws of ...
Brian Greene
The Restoration of Rome: Barbarian Popes and Imperial Pretenders
Peter J. Heather
Python Programming: Learn the Basics and get into Data Science
T. L. John
Understanding Morphology
Martin Haspelmath & Andrea D. Sims
Understanding Language (1)
Understanding Phonetics
Patricia Ashby
Understanding Second Language Acquisition
Lourdes Ortega