APA (7th ed.) Citation

Robertson, A., & Stevens, D. W. (1960). The pelican history of music. Penguin Books.

Chicago Style (17th ed.) Citation

Robertson, Alec, and Denis William Stevens. The Pelican History of Music. Baltimore: Penguin Books, 1960.

MLA (9th ed.) Citation

Robertson, Alec, and Denis William Stevens. The Pelican History of Music. Penguin Books, 1960.