Sigma Protocol
| First published | 2018 |
|---|---|
| Publisher | Michael Penmore |
| Format | eBook |
| Type | Chapbook |
| Price | £0.99 |
Notes
No known ISBN. Amazon Kindle's page count 88. Data from Amazon UK as of 2019-12-09.
| Title | Year | Publisher | Format | Type | Catalog ID | Cover Artist | Pages | |
|---|---|---|---|---|---|---|---|---|
| Sigma Protocol |
|
2019 | Michael Penmore | Trade Paperback | Chapbook | 104 | ||
| Sigma Protocol |
|
2020 | Michael Penmore | Trade Paperback | Chapbook | 120 |
| Page | Title | Author(s) | Type |
|---|---|---|---|
| Sigma Protocol | Michael Penmore | Novella |