Encyclopedia of Mathematics
James Stuart Tanton
Encyclopedia of Machine Learning and Data Mining
Claude Sammut & Geoffrey I. Webb
Die Malik Management Systeme - Grundlagen und Anwendung
Fredmund Malik
An Essay on Metaphysics
Robin George Collingwood
The Oxford Handbook of Electoral Systems
Erik S. Herron & Robert Pekkanen & Matthew Soberg Shugart
Knowledge in Ancient Philosophy
Nicholas D. Smith