A Certain Magical Index: Genesis Testament 3
| Volume Title | A Certain Magical Index: Genesis Testament 3 |
| Japanese Volume Title | 創約 とある魔術の禁書目録(3) |
| Light Novel | Toaru Majutsu no Index: Genesis Testament |
| Publisher | ASCII Media Works |
| Light Novel Label | Dengeki Bunko |
| Author | Kazuma Kamachi |
| Illustrator | Kiyotaka Haimura |
| Target Readership | Male |
| Volume | 3 |
| Release Date | November 10, 2020 |
| Pages | 504 |
| ISBN-10 | 4049135000 |
| ISBN-13 | 978-4049135008 |
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