APA (7th ed.) Citation

Illing, R. (1950). A dictionary of music / Robert Illing. Penguin Books.

Chicago Style (17th ed.) Citation

Illing, Robert. A Dictionary of Music / Robert Illing. Harmondsworth: Penguin Books, 1950.

MLA (9th ed.) Citation

Illing, Robert. A Dictionary of Music / Robert Illing. Penguin Books, 1950.

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