APA (7th ed.) Citation

Haskell, A. L. (1965). What is a Ballet? ([1st ed.].). Macdonald.

Chicago Style (17th ed.) Citation

Haskell, Arnold L. What Is a Ballet? [1st ed.]. London: Macdonald, 1965.

MLA (9th ed.) Citation

Haskell, Arnold L. What Is a Ballet? [1st ed.]. Macdonald, 1965.