Salzman, Eric. Twentieth-Century Music: An Introduction. Prentice-Hall History of Music Series, ed. H. Wiley Hitchcock. Englewood Cliffs, New Jersey: Prentice-Hall, 1988.
A history of twentieth-century music.
Begins with a discussion of earlier centuries and their ties with 20th-century music. Primarily covers art music throughout the century, but also includes a chapter on pop music and a chapter on media music.
The history is divided into six parts: Introduction, The Breakdown of Traditional Tonality, The New Tonalities, Atonality and Twelve-Tone Music, The Avant-garde, and Post-modernism. Each of these parts is divided into chapters based on specific topics, making twenty-one chapters in all. Includes an appendix of musical examples and a general index.