APA (7th ed.) Citation

Cooke, D. (1979). I saw the world end : a study of Wagner's 'Ring' / (by) Deryck Cooke: A study of Wagner's 'Ring'. Oxford University Press.

Chicago Style (17th ed.) Citation

Cooke, Deryck. I Saw the World End : A Study of Wagner's 'Ring' / (by) Deryck Cooke: A Study of Wagner's 'Ring'. London (etc.): Oxford University Press, 1979.

MLA (9th ed.) Citation

Cooke, Deryck. I Saw the World End : A Study of Wagner's 'Ring' / (by) Deryck Cooke: A Study of Wagner's 'Ring'. Oxford University Press, 1979.

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