Örök éj
| Book | Endless Night |
| Publisher | Helikon Kiadó |
| Editor of Publications | Bárth-Fehér Szilvia |
| Translated by | Molnár Katalin, N. Kiss Zsuzsa |
| Imprint | Helikon |
| Printing/Publishing Director | Szász Zsolt |
| Editor in Chief | Schultz Judit |
| Distributed by/Director of Distribution | eKönyv Magyarország Kft. |
| Series | Miss Marple |
| Technical Editor | Széplaki Gyöngyi |
| Cover/Jacket Design by | Tillai Tamás |
| Copyright Holder | Agatha Christie Limited, Agatha Christie Limited, Helikon Kiadó |
| Copyright Holder (Translation) | Molnár Katalin |
| Format | e-Book |
| Language | Hungarian |
| Location | Hungary |
| This Edition Published | 2018 |
| Copyright | 2018 |
| Copyright | 2009 |
| Copyright | 1967 |
| Copyright | 2018 |
| ISBN | 978 963 479 225 3 |
| Barcode | 4444472023212322444447 |
| Notes | Poems translated by N. Kiss Zsuzsa. © 2009, Agatha Christie Limited Copyright © 1967, Agatha Christie Limited Hungarian translation © Molnár Katalin, 2009 © Helikon Kiadó, 2018 |
Added by foxmulder