Add sections to the bookbuilder: 노동자의 조직 (표트르 알렉세예비치 크로포트킨)


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.

Title, author, date...
Source, notes...