Add sections to the bookbuilder: Las promesas rotas de Vietnam (Mèo Mun)

 

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
Select
Title, author, date...
Las promesas rotas de Vietnam
Source, notes...