APA (7th ed.) Citation

Kühn, M., Juhlin, C., Held, H., Bruckman, V., Tambach, T., & Kempka, T. (2013). Energy, resources & the environment: Some future challenges.

Chicago Style (17th ed.) Citation

Kühn, M., Christopher Juhlin, H. Held, V. Bruckman, T. Tambach, and T. Kempka. Energy, Resources & the Environment: Some Future Challenges. 2013.

MLA (9th ed.) Citation

Kühn, M., et al. Energy, Resources & the Environment: Some Future Challenges. 2013.