Non Ufo

Historien om Hitlers ufo og andre utrolige, bizarre, finurlige, men sandfærdige fortællinger om planeten Jorden og os, der bor på den

Werner Wejp-Olsen

The Gods Were Astronauts

Erich Daniken

The UFO Abduction Book

Brad Steiger

The UFO Experience : Evidence Behind Close Encounters, Project Blue Book, and the Search for Answers

J. Allen Hynek

Project Beta : The Story of Paul Bennewitz, National Security, and the Creation of a Modern UFO Myth

Greg Bishop

They Are Already Here : UFO Culture and Why We See Saucers

Sarah Scoles

Four Evidences for Aliens and UFOs in Earth’s History

Martin K. Ettington

The Invisible College

Jacques Vallee

Ufo-alarm

Jozua Douglas

Witness to Roswell, 75th Anniversary Edition

Thomas J. Carey, Donald R. Schmitt

Greatest Ufo Case File

Human & Alien UFO Anti-Gravity Research

Martin K. Ettington