An Introduction to the Philosophy of Knowledge
An Introduction to the Logic of the Sciences
Modern deductive logic;: An introduction to its techniques and significance (Modern introductions to philosophy)
Logic (Introductory monographs in mathematics)
Nomic Inference An Introduction to the Logic of Scientific Inquiry
Introduction to the Philosophy of Religion (Modern Introductions to Philosophy)
Aesthetics: An Introduction (Modern Introductions to Philosophy)
An Introduction to the Philosophy of Bernard Lonergan
Memory (Problems of philosophy)
Experience, Inference, and God