 | This is a non-diffusing subcategory of Category:Polish non-fiction writers. It includes Polish non-fiction writers that can also be found in the parent category, or in diffusing subcategories of the parent. |
| This is a non-diffusing subcategory of Category:Polish non-fiction writers. It includes Polish non-fiction writers that can also be found in the parent category, or in diffusing subcategories of the parent. |