- 'epoch': Tag.objects.filter(category='epoch'),
- 'genre': Tag.objects.filter(category='genre'),
- 'kind': Tag.objects.filter(category='kind'),
+ 'epoch': Tag.objects.filter(category='epoch', for_books=True),
+ 'genre': Tag.objects.filter(category='genre', for_books=True),
+ 'kind': Tag.objects.filter(category='kind', for_books=True),