PMP® - PMBOK® Guide – Sixth Edition – Classroom Test Paper
simplilearn
The Contrary Experience
Herbert Edward Read
Infinity and the Mind: The Science and Philosophy of the Infinite
Rudy Rucker
The Theology of Paul Tillich
Robert W Kegley & Charles W. Bretall
Possible Worlds
John Divers
Problems of Philosophy (1)
Sacred Geometry and Spiritual Symbolism
Donald B. Carroll