APA (7th ed.) Citation

Gray, C. (1938). The forty-eight preludes and fugues of J. S. Bach. Oxford University.

Chicago Style (17th ed.) Citation

Gray, Cecil. The Forty-eight Preludes and Fugues of J. S. Bach. Londres: Oxford University, 1938.

MLA (9th ed.) Citation

Gray, Cecil. The Forty-eight Preludes and Fugues of J. S. Bach. Oxford University, 1938.