Censorship and Propaganda in World War I: A Comprehensive History
Eberhard Demm
An Introduction to Philosophy
Jacques Maritain & E. I. Watkin
Early Writings in the Philosophy of Logic and Mathematics
Edmund Husserl
Philosophy of Religion: Second Edition
Norman L. Geisler & Winfried Corduan
Philosophy of Mathematics: An Introduction
David Bostock
PMO Principles
Eileen J. Roden & Robert Joslin & Ralf Müller & Lindsay Scott