書籍詳情
格式
平裝書
頁數
144
語言
英語
已出版
Aug 30, 2002
出版商
Greenhaven
ISBN-10
0737710691
ISBN-13
9780737710694
描述
Explores both sides of the question of whether or not spaceships have visited Earth, looking at issues related to sightings, validity of evidence, government conspiracies, and media hype.