Title
Di qiu zhi mi
- Publication date
- > 2007
- Topics
- Mystery, Human-alien encounters, Unidentified flying objects — Sightings and encounters, Civilization — Extraterrestrial influences, Curiosities and wonders, Geology — Miscellanea
- Publisher
- Changchun Shi : Jilin chu ban ji tuan
- Language
- Chinese
- Title (alternate script)
- 地球之谜
- Author (alternate script)
- 《地球之谜》编委会
- Item Size
- 1238458823