Add sections to the bookbuilder: The 2018 G20 in Buenos Aires (CrimethInc.)

 

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.

 
Section
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Title, author, date...
The 2018 G20 in Buenos Aires
Source, notes...