Add sections to the bookbuilder: Die Kommenden Aufgaben (Anarchist aus dem Rheinland)

 

With complex structures, e.g., a chapter with subsections, selecting only the chapter is likely to select only the chapter's title, so probably you want to select the chapter and all its subsections.

The text structure is shown below.

 
Sektion
Select
Titel, Autor, Datum...
Die Kommenden Aufgaben
Source, notes...