Werelden in Botsing, Deel II: Mars
| Publisher | Uitgeverij Ankh-Hermes |
| First Published by | Doubleday & Company, Inc. |
| Published in/by Arrangement with | Scott Meredith Literary Agency, Inc. |
| Translated by | Johan W. Schotman |
| Copyright Holder | Uitgeverij Ankh-Hermes |
| Format | Pocket book |
| Language | Dutch |
| Location | Deventer, Netherlands |
| This Edition Published | 1997 |
| Reprinted | 1997 |
| Copyright | 1971 |
| Pages / Font | 259 pages |
| ISBN 10 | 90-202-8555-6 |
| Barcode | 9 789020 285550 |
| Nederlandse Uniforme Genre Indeling (NUGI) | 626 |
| Notes | Negende druk |
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