The Hungarian Folk Song by Bela Bartok, revised edition, is a book that delves into the music genre with a focus on Hungarian folk songs. The author, Bela Bartok, provides a nonfiction narrative in English that explores the beauty and authenticity of traditional Hungarian music. This edition offers a revised version of the original work, making it a valuable resource for music enthusiasts and scholars interested in exploring the culture and heritage of Hungary through its folk songs.