APA (7th ed.) Citation

Gammond, P., & Clayton, P. (1960). A guide to popular music / Peter Gammond and Peter Clayton. Phoenix House.

Chicago Style (17th ed.) Citation

Gammond, Peter, and Peter Clayton. A Guide to Popular Music / Peter Gammond and Peter Clayton. London: Phoenix House, 1960.

MLA (9th ed.) Citation

Gammond, Peter, and Peter Clayton. A Guide to Popular Music / Peter Gammond and Peter Clayton. Phoenix House, 1960.

Warning: These citations may not always be 100% accurate.