| Original Language | English |
| First published | 1999 |
| Notes | Mr. X is a 1999 novel by American writer Peter Straub. |
Editions 2
Add Edition| Title | Publisher | Format | Language | Location | Dates | Impression | |
|---|---|---|---|---|---|---|---|
 | Mr. X | Paperback | Toronto, Canada | 1999 | |||
 | Mr. X | Random House USA Inc | Hardback | English |
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