APA (7th ed.) Citation

Attwood, E. M., Swan, D. K., & Kastner, E. (1976). Emil and the detectives. Longman.

Chicago Style (17th ed.) Citation

Attwood, E. M., D. K. Swan, and Erich Kastner. Emil and the Detectives. Harlow, England: Longman, 1976.

MLA (9th ed.) Citation

Attwood, E. M., et al. Emil and the Detectives. Longman, 1976.