Editions 2
Add Edition| Title | Publisher | Format | Language | Location | Dates | Impression | |
|---|---|---|---|---|---|---|---|
 | Psychologie der Massen | Nikol Verlag | Hardback | German | Germany | 2009 | |
 | Psychologia Tłumu | Hachette Polska Sp. z o.o. | Hardback | Polish | Poland | 2010 |
| Title | Publisher | Format | Language | Location | Dates | Impression | |
|---|---|---|---|---|---|---|---|
| Psychologie der Massen | Nikol Verlag | Hardback | German | Germany | 2009 | |
| Psychologia Tłumu | Hachette Polska Sp. z o.o. | Hardback | Polish | Poland | 2010 |