The Varieties of Belief
Paul Helm
Metaphysics: The Fundamentals
Robert C. Koons & Timothy Pickavance
Lectures on the Orbit Method
Aleksandr Aleksandrovich Kirillov
Needs, Values, Truth: Essays in the Philosophy of Value
David Wiggins
Theorie des Geldes und der Umlaufsmittel
Ludwig von Mises
Journal of World-Systems Research