Karl der Große: Gewalt und Glaube
Johannes Fried
The Real Projective Plane (includes Appendix for Mathematica®)
H. S. M. Coxeter & George Beck
Guide to: Learning Python Decorators
Matt Harrison
The Global Competitiveness Report 2008–2009
Ha Nguyen
Operations Research and the Public Sector
Stephen M. Pollock & Michael H. Rothkopf & Arnold Barnett
Improving Instruction in Geometry and Measurement
Margaret Schwan Smith & Edward A. Silver & Mary Kay Stein