Causation and Laws of Nature
Howard Sankey
Inversive Geometry (following Harold S.M. Coxeter)
Wojciech Wieczorek
Encyclopedia - The quantum mechanics of atoms and molecules
John F Stanton
Problems of Philosophy
Bertrand Russell
Encyclopedia of African Religion
Molefi Kete Asante & Ama Mazama
Philosophy and Religion
Friedrich Wilhelm Joseph von Schelling