Add sections to the bookbuilder: The Pentagon Papers and U.S. Imperialism in South East Asia (Noam Chomsky)

 

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.

 
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The Pentagon Papers and U.S. Imperialism in South East Asia
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