APA (7th ed.) Citation

Wood, P., & Smith, P. M. (1991). Einfach toll! (1. publ.). Thornes.

Chicago Style (17th ed.) Citation

Wood, Philip, and Patricia M. Smith. Einfach Toll! 1. publ. Cheltenham: Thornes, 1991.

MLA (9th ed.) Citation

Wood, Philip, and Patricia M. Smith. Einfach Toll! 1. publ. Thornes, 1991.

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