Bookshelf.

The document titled "Bookshelf" provides a list of various books and articles related to music and cultural topics. Some of the books mentioned include "Aaron Copland in Latin America: Music and Cultural Politics" by Carol A. Hess, "Artificial Intelligence and Music Ecosystem" edited by Martin Clancy, and "Black Music in Britain in the Twenty-First Century" edited by Monique Charles and Mary W. Gani. The articles cover a range of subjects such as organ music, Christmas carols, and proposals and contracts in the music industry. [Extracted from the article]