Add sections to the bookbuilder: 산업혁명과 노동절 (루시 E. 파슨스)


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...
산업혁명과 노동절