APA (7th ed.) Citation

Laurent, É., & Heinemann, E. (2005). 9/11/01: Die Wahrheit. Piper.

Chicago Style (17th ed.) Citation

Laurent, Éric, and Enrico Heinemann. 9/11/01: Die Wahrheit. München Zürich: Piper, 2005.

MLA (9th ed.) Citation

Laurent, Éric, and Enrico Heinemann. 9/11/01: Die Wahrheit. Piper, 2005.

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