If you are looking for musical "books" (sheet music collections and pedagogical works), Nikolai Petrovich Rakov is famous for his educational piano cycles and chamber music. His works are essential for music students in Russia and abroad. :
: Provides downloadable PDF and MIDI files for various compositions. nikolai rakov knigi skachat
Все книги автора по порядку, список - Николай Раков - Эксмо If you are looking for musical "books" (sheet