APA (7th ed.) Citation

Herge, Lonsdale-Cooper, L., & Turner, M. (1975). The broken ear. Methuen Children's Books.

Chicago Style (17th ed.) Citation

Herge, Leslie Lonsdale-Cooper, and Michael Turner. The Broken Ear. London: Methuen Children's Books, 1975.

MLA (9th ed.) Citation

Herge, et al. The Broken Ear. Methuen Children's Books, 1975.