APA (7th ed.) Citation

Gleason, H. (1942). Examples of music before 1400. Appleton-Century-Crofts.

Chicago Style (17th ed.) Citation

Gleason, Harold. Examples of Music Before 1400. New York: Appleton-Century-Crofts, 1942.

MLA (9th ed.) Citation

Gleason, Harold. Examples of Music Before 1400. Appleton-Century-Crofts, 1942.