Encyclopedia of Philosophy (Ed.) (1)
Donald M. Borchert
The Concept of the Political
Leo Strauss & Carl Schmitt
Language, Saussure and Wittgenstein: How to Play Games with ...
Roy Harris
Visual Data Mining: Techniques and Tools for Data Visualization ...
Tom Soukup & Ian Davidson
Encyclopedia of Space and Astronomy
Joseph A. Angelo
Contact
Carl Sagan