APA (7th ed.) Citation

Lüthi, C., Hoffmann, S., & Willetts, J. (2020). City-Wide Sanitation: The Urban Sustainability Challenge. Frontiers Media SA.

Chicago Style (17th ed.) Citation

Lüthi, Christoph, Sabine Hoffmann, and Juliet Willetts. City-Wide Sanitation: The Urban Sustainability Challenge. Frontiers Media SA, 2020.

MLA (9th ed.) Citation

Lüthi, Christoph, et al. City-Wide Sanitation: The Urban Sustainability Challenge. Frontiers Media SA, 2020.