Mysticism and Philosophy
Walter Terence Stace & Walter T. Stace
Oxford studies in ancient philosophy - Volume 56
Victor Caston
Utilitarianism
Geoffrey Scarre
The Outer Limits of Reason: What Science, Mathematics, and Logic ...
Noson S. Yanofsky
Ontological Categories
Javier Cumpa & Erwin Tegtmeier
Manual of Free Energy Devices
D. A. Kelly