Das Weltall
Ernst Wüst & Lukrez & Max Seydel
Advances in Artificial Intelligence: Natural Language and Knowledge-Based ...
Martin C. Golumbic
Should the West Engage Putin's Russia?
Stephen F. Cohen
The Renaissance Philosophy of Man
Ernst Cassirer & Paul Oskar Kristeller & John Herman Randall Jr.
A Guide to Graph Colouring: Algorithms and Applications
R. M. R. Lewis
The Crusades
Yli Remo Vallejo