APA (7th ed.) Citation

Sitwell, O., Sitwell, E., & Sitwell, S. (1938). Trio. Macmillan & Co.

Chicago Style (17th ed.) Citation

Sitwell, Osbert, Edith Sitwell, and Sacheverell Sitwell. Trio. London: Macmillan & Co, 1938.

MLA (9th ed.) Citation

Sitwell, Osbert, et al. Trio. Macmillan & Co, 1938.

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