(Sorted by Author's Last Name)

Note:  These books are suggested readings.  Therefore we do not necessarily endorse all cases mentioned and opinions rendered in these books.  These books contain varying accounts of the UFO phenomenon by individual authors and researchers.  Readers are encouraged to make up their own mind on how to interpret each book. Many of these books are out of print, but most can still be purchased.  (See suggested book dealers.)

Books

The Source - Art Bell and Brad Steiger

UFO Briefing Document - by Don Berliner (Strongly Recommended)

You Can't Tell the People - by Georgina Bruni (Account of the Rendlesham Forest UFO Mystery)

Sacred Encounters - Dr. Janet Colli (Highly Recommended)

Leap of Faith - Gordon Cooper With Bruce Henderson

Visitors From Time - The Secret of UFOs - Marc Davenport

UFOs Over Topanga Canyon - by Preston Dennett

UFOs and The National Security State - Richard M. Dolan, Jacques F. Vallee (Strongly Recommended)

Exempt From Disclosure - Richard Doty & Robert M. Collins

Firestorm - Dr. James McDonald's Fight For UFO Science - Ann Druffel (Strongly Recommended)

UFOs Are With Us - Take My Word - by Leo Dworshak 

Flying Saucers - Serious Business - By Frank Edwards

Crash at Corona - by Stanton Friedman and Don Berliner

Top Secret/Majic by Stanton Friedman

The Braxton County Monster - by Frank C. Feschino Jr.

Incident at Exeter, the Interrupted Journey: Two Landmark Investigations of UFO Encounters Together in One Volume by John G. Fuller

Above Top Secret The Worldwide UFO Cover-up by Timothy Good

Millennial Hospitality by Charles James Hall (Highly Recommended)

Millennial Hospitality II - The World We Knew by Charles James Hall (Highly Recommended)

Millennial Hospitality III - The Road Home by Charles James Hall (Highly Recommended)

Physics of the Impossible by Michio Kaku

The Mothman Prophecies - by John A. Keel

Fire Officer's Guide to Disaster Control - William M. Kramer and
Charles W. Bahme
(See Chapter 13 - Enemy Attack & UFO Potential)
(Firefighters Procedure for Recovery of Alien Bodies and UFO Material)

The UFO/FBI Connection - by Bruce S. Maccabee

Hidden Agenda - by Jim Marrs

Alien Encounters - by Chuck Missler and Mark Eastman

LINK An Extraterrestrial Odyssey - By Jonathan Reed and Robert Raith

Case MJ-12 - by Kevin D. Randle

A History of UFO Crashes - by Kevin D. Randle

Conspiracy of Silence - by Kevin D. Randle

Cosmic Crashes Incredible Story of UFOs That Fell to Earth - by Nicholas Redfern

Strange Secrets Real Government Files on the Unknown - by Nicholas Redfern and Andy Roberts

The Cash-Landrum UFO Incident by John  Schuessler

Electric Sky by Donald E. Scott

Above Black Project Preserve Destiny by Dan Sherman

The UFO Enigma by Peter A. Sturrock

Fire in Sky The Walton Experience by Travis Walton

The Last Days of Marilyn Monroe by Donald H Wolfe