探秘天下编写组编著. (2017). 51区绝密档案：UFO真相与外星生命之谜. 时事出版社.
Chicago Style (17th ed.) Citation探秘天下编写组编著. 51区绝密档案：UFO真相与外星生命之谜. 时事出版社, 2017.
MLA (8th ed.) Citation探秘天下编写组编著. 51区绝密档案：UFO真相与外星生命之谜. 时事出版社, 2017.
Warning: These citations may not always be 100% accurate.