Schermafbeelding 2020-05-05 om 11.32.41.pngA good start is to read the introduction and chapter 1 of the magnificent book by Ton de Leeuw - Music of the twentieth century : a study of its elements and structure

Mindmap of the first chapter.

Playlist on Spotify

Slides (Powerpoint)

It's a free ebook available within :-)

I made a list of available ebooks concerning 20th century music within