Chōkodai bunmei to kamigami no nazo
Subtitle: taiko ni fūin sareta uchūjin no isan
By: Kodai Bunmei Kenkyūkai.
Contributors: Kodai Bunmei Kenkyūkai.
Series: Nichibun bunko
Publisher: Nihon Bungeisha
Published: 1997
Place of publication: Tōkyō
Language: jpn
Number of pages: 222
Subjects: Unidentified flying objects.; Civilization, Ancient.
Notes: Includes bibliographical references.