Third Girl
| Book | Third Girl |
| Publisher | Pocket Books, Inc. |
| Published in/by Arrangement with | Dodd, Mead & Company, Inc. |
| Copyright Holder | Agatha Christie Limited |
| Series | Hercule Poirot |
| Format | Paperback |
| Language | English |
| Location | New York |
| Copyright | 1966 |
| First Paperback Printing | 1968-07 |
| Pages / Font | 218 pages |
| Catalog Number | 55351 |
| Price | 60¢ (US) |
| Notes | A Hercule Poirot Murder Mystery |
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