| title | ISBN-13 (ISBN-10) | year of publica- tion | other author(s) | |
|---|---|---|---|---|
| Das Planet X Survival-Handbuch: Für 2012 und danach | 978-3-928963-26-8 (3-928963-26-0) | 2008 | Marshall Masters · Janice Manning | |
| Planet X Forecast and 2012 Survival Guide | 978-1-59772-075-5 (1-59772-075-5) | 2007 | Marshall Masters | |
| Previsioni sul pianeta X. Guida alla sopravvivenza 2012 | 978-88-88898-14-8 (88-88898-14-X) | 2010 | Marshall Masters · Janice Manning |
D.W. · J.D. · J.V. · J. Van · J. W.
Accademia Edizioni · Mosquito-Verlag · Your Own World Books