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CONFRONTATIONS: A Scientist's Search for Alien Contact (Alien Contact Trilogy Book 2)
Alien Contact Trilogy
REVELATIONS: Alien Contact and Human Deception (Alien Contact Trilogy Book 3)
Alien Contact Trilogy
DIMENSIONS: A Casebook of Alien Contact (Alien Contact Trilogy 1)
THE INVISIBLE COLLEGE: What a Group of Scientists Has Discovered About UFO Influences on the Human Race
The Edge of Reality: Two Scientists Evaluate What We Know of the UFO Phenomenon (MUFON)
Sekret Machines: Gods: Volume 1 of Gods Man & War (Gods, Man & War)
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