Błękitna Zaraza Vol. 25 #1
| Series | Thorgal |
| Number | Vol. 25 #1 |
| Publisher | Egmont Poland |
| Date | 2001 |
| Type | Comic Book, Softcover |
| Language | Polish |
| Artist | Grzegorz Rosiński |
| Cover Artist | Grzegorz Rosiński |
| Editor | Małgorzata Nesteruk, Blanka Chybowska |
| Translator | Wojciech Birek |
| Writer | Jean Van Hamme |
| Original Publisher | Le Lombard |
| Printed By | PWP "GRYF" S.A. Ciechanów |
| Genre | Fantasy |
| Published in | Poland |
| Pages | 48 |
| ISBN | 83-237-1212-3 |
| Characters | Thorgal Aegirsson |
| Notes | Original title: Le Mal bleu © 1999 by Editions du Lombard (EDL-B&M) Grzegorz Rosiński & Jean Van Hamme © for the Polish edition by EGMONT POLSKA 2001 Klub Świata Komiksu - album 0038. |
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