Nigel Kerner Book order (chronological)

"Exposes the agenda behind the bio-robotic grey aliens' genetic manipulation of certain human races"--Provided by publisher.

Of all the humanoid alien types that feature in reports of sightings and abductions, the most common is the Grey - smooth and sallow-skinned, small in stature, spindly and thin. Who are they? Where do they come from? What do they want from us?