APA (7th ed.) Citation

CLARKE, M., & CRISP, C. (1976). Understanding ballet. Harmony Books.

Chicago Style (17th ed.) Citation

CLARKE, Mary, and Clement CRISP. Understanding Ballet. Harmony Books, 1976.

MLA (8th ed.) Citation

CLARKE, Mary, and Clement CRISP. Understanding Ballet. Harmony Books, 1976.

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