Mroczne Ścieżki Serca
| Book | Dark Rivers of the Heart |
| Format | Paperback |
| Language | Polish |
| This Edition Published | 1997 |
| Author | Dean Koontz |
| Translated by | Zygmunt Halka |
| Cover Art by | Jacek Kopalski |
| Cover/Jacket Design by | Plus 2 |
| Editor | Barbara Syczewska-Olszewska |
| Technical Editor | Janusz Festur |
| Copyright Holder | Dean Koontz |
| Publisher | Wydawnictwo Prima |
| Typeset by | Zakład Poligraficzny Kolonel |
| Printed by | Aria |
| Distributed by/Director of Distribution | Internovator |
| Format | Paperback |
| Language | Polish |
| Location | Poland |
| This Edition Published | 1997 |
| Copyright | 1994 |
| Pages / Font | 576 pages |
| ISBN 10 | 83-7152-064-6 |